32results about How to "Efficient sampling" patented technology

The invention relates to an unmanned grain pile sampling vehicle device which comprises a drilling mechanism, an air supply mechanism and an unmanned vehicle, the drilling mechanism comprises a shell, a drill rod and a drill bit, the drill rod is installed in the shell, the drill rod and the shell are in sealed connection, the drill rod can rotate relative to the shell, and the upper end of the drill rod is detachably and fixedly connected with a driving rod; the driving rod is used for driving the drill rod to rotate around the axis of the drill rod, the lower end of the drill rod is detachably and fixedly connected with the drill bit, the drill bit is in a wide-end-up frustum shape, a vertically-through air channel is formed in the drill bit and communicated with the air supply mechanism in a sealed mode, and spiral blades are arranged on the outer surface of the drill bit. The screw pitch of the spiral blade is matched with the size of to-be-sampled grain particles. The grain sampling device is higher in sampling accuracy, simple in structure, corresponding to different grains, only the drill bit needs to be replaced, more convenience is achieved, through the unmanned vehicle sampling mode, the labor cost is reduced, the sampling safety is improved, and the automation degree is higher.

The utility model provides a ruminant living body muscle adipose tissue minimally invasive sampling device, which relates to the technical field of animal tissue sampling, and comprises an outer sleeve and an inner cutting rod, one end of the outer sleeve is provided with a needle, the other end of the outer sleeve is provided with a handle, and the outer sleeve is provided with a sampling groove close to the needle; the inner cutting rod is movably arranged in the outer sleeve, and a sampling knife is correspondingly arranged at the sampling groove. The animal sampling device has the advantages of being high in sampling efficiency, capable of reducing animal injuries, convenient, easy and fast to operate and low in cost.

The utility model discloses a portable hog house excrement sampling device, and belongs to the field of sampling devices. The portable hog house excrement sampling device comprises a bottle body, and further comprises a threaded cover which is connected to the bottle body in a threaded sealing manner; the sampling opening is formed in the threaded cover; the sealing cover is in threaded connection with the threaded cover; the conical hopper is fixed in the bottle body; the sampling rod is arranged on the threaded cover; the viscose cloth is fixed on the sampling rod; the hollow circular truncated cone is arranged on the conical hopper; the sealing ring is arranged in the hollow circular truncated cone, and the sealing ring is matched with the sampling rod; the diluted excrement sampling device effectively samples diluted excrement, improves the sampling efficiency of the diluted excrement, and avoids the situation that the distance between the upper surface of the diluted excrement and the ground is too small after the diluted excrement is in contact with the ground and influences sampling.

The utility model discloses a photovoltaic module assembly production line, and relates to the field of photovoltaic modules. Comprising a conveying unit, a first face detection unit, an overturning unit, a second face detection unit, a grading channel and a grading area, and the conveying unit conveys the photovoltaic module to the first face detection unit, the overturning unit and the second face detection unit in the forward direction in sequence so as to detect the first face and the second face of the photovoltaic module; and the photovoltaic modules subjected to spot check are reversely conveyed to the grading channel through the conveying unit and enter the grading area through the grading channel. According to the utility model, the photovoltaic module can be directly subjected to spot check at the tail end of the conveying unit, manual spot check after the photovoltaic module is off line is not needed, and the spot check efficiency of the photovoltaic module is improved.

The invention relates to the technical field of high-pressure mineralization reaction experimental equipment, and discloses a continuous sampling double-cabin structure reaction device and method, the continuous sampling double-cabin structure reaction device comprises a reaction cabin, a sampling cabin, a rock core pushing system, a liquid injection system, a gas injection system, a liquid phase acquisition system, a gas phase acquisition system, a monitoring system and a control system, the sampling cabin is arranged at the top of the reaction cabin; a gate valve is arranged between the sampling cabin and the reaction cabin; the rock core pushing system is arranged in the reaction cabin in a lifting manner and is used for bearing a to-be-reacted rock core and pushing the rock core to the sampling cabin; the liquid injection system, the gas injection system, the liquid phase acquisition system, the gas phase acquisition system and the monitoring system are all connected with the reaction cabin; the control system is electrically connected with the rock core pushing system, the liquid injection system, the gas injection system, the liquid phase acquisition system, the gas phase acquisition system and the monitoring system, and is used for maintaining a pressure value in the reaction cabin. According to the invention, sampling requirements of a gas phase, a liquid phase and a solid phase are taken into consideration, high-pressure mineralization reaction experiment requirements are met, and sampling reliability and data accuracy are improved.

The invention relates to the technical field of environment detection, and discloses an environment detection device suitable for multiple regions, which comprises a detection cylinder with a built-in detection sensor, a movable core column is movably mounted in the detection cylinder, one side of the movable core column is coaxially connected with a stretching column, the end part of the stretching column is provided with a collection groove for collecting environmental substances, and the detection sensor is arranged in the collection groove. A driving seat used for driving the movable core column to move is rotatably installed in the detection cylinder, a driving shifting piece is connected to the driving seat, the outer end of the driving shifting piece is exposed out of the outer side of the detection cylinder, and the driving seat is in transmission connection with the movable core column. Two collection modes of spiral telescoping and linear telescoping are realized, and collection requirements of different materials are met, so that the collection modes can be flexibly selected according to environmental material characteristics, the applicability and flexibility of the equipment are improved, the equipment is suitable for detection and collection in multiple regions, the detection cost is reduced, and the operation convenience is improved.

The utility model relates to the technical field of measuring devices special for aerodynamic tests, and discloses an anti-turbulence sand collector for sand stabilization and sand blocking effect evaluation, which is used for collecting sand in wind in an area taking sand stabilization and sand blocking measures. Comprising an inner-layer vertical rod which is vertically inserted into a sand land, an outer-layer sleeve which sleeves the inner-layer vertical rod and is rotatably arranged around the inner-layer vertical rod, and sand guide cylinders which are arranged from the ground at intervals along the outer-layer sleeve from bottom to top. According to the utility model, air entering the sand guide cylinder is rectified by virtue of the honeycomb tube, and radial air flow in the sand guide cylinder is inhibited, so that vortex is prevented from influencing sampling; the sand guide cylinders are arranged on the two sides of the outer-layer sleeve in an up-down staggered mode, so that the sand guide cylinders can be used for sampling at smaller intervals in the vertical direction, and distribution of wind and sand in the vertical direction is better reflected. By arranging the ultrahigh guide plate, the influence of local air flow can be overcome, and the overall wind direction can be effectively followed. All the points are combined, so that the sand collector can effectively sample in sand stabilization and sand resistance effect evaluation occasions.

The tumor sampling device comprises a positioning assembly and a sampling barrel, the upper end and the lower end of the sampling barrel are open, a detachable guide pipe is installed at the bottom of the sampling barrel, a movable plate is arranged in the sampling barrel in a sliding mode, and an installation plate is fixed to the bottom of the movable plate. A sampling needle is fixed on the side surface of the mounting plate and is arranged in the guide pipe in a sliding manner. According to the tumor sampling device for the pathological diagnosis of the tumor patient, the positioning assembly is additionally arranged, the arranged positioning assembly assists the guide cylinder in use, the situation that the guide cylinder moves or even falls off when the sampling needle is moved is avoided, the sampling needle is conveniently positioned and guided through the guide cylinder, and meanwhile the guide cylinder plays a role in protecting the sampling needle; tumor cells after sampling are prevented from falling off from the sampling needle when the sampling needle is taken out, and the guide cylinder is arranged to assist the sampling needle to move to the tumor, so that the tumor cells are effectively sampled by the sampling needle.

The application discloses an in-situ sampling device for analyzing pollutants in aquatic animals, and relates to the technical field of biological sampling, and specifically comprises: a sampling platform for placing aquatic animals to be sampled; a support frame arranged on one side of the sampling platform; a collecting module arranged on the support frame through a first adjusting cross rod; a sampler arranged on the support frame through a second adjusting cross rod; and a clamping device arranged on the sampling platform. The sampler is driven to rotate on the sampling platform through the second adjusting cross rod, so that the sampler is moved above the clamping device. The sampler is rotated and pressed to perform ring cutting sampling on the aquatic animals clamped on the clamping device, and the tissue sample cut in the sampler is pushed into a collecting bottle through a pushing mode. The application effectively solves the shortcomings of traditional dissection sampling, meets the selection of different tissue depths and different sampling amounts of aquatic animals, realizes fast, accurate and pollution-free sampling, and provides reliable support for the analysis of pollutants in aquatic animals.

The invention belongs to the technical field of sampling devices, and discloses a sampling device for liquid medicine detection and a method thereof.The sampling device comprises a spherical medicine storage body, the lower portion of the spherical medicine storage body is communicated with a liquid suction pipe, a top pipe is arranged above the spherical medicine storage body, and a limiting plate is rotationally installed between the top pipe and the spherical medicine storage body in a sealed mode; the top pipe and the spherical medicine storage body can be isolated and sealed through the limiting plate, a liquid taking assembly is fixedly installed in the center of the top pipe and vertically extends to the bottom end of the interior of the liquid suction pipe, extraction and discharging of medicine liquid are completed through rotation, and a stirring assembly used for homogenization pretreatment of the medicine liquid is rotationally installed at the upper end of the top pipe. A swing assembly capable of expanding the stirring range is integrated on the stirring assembly, and a driving device used for providing power and achieving function switching is arranged on the top pipe; the liquid medicine stirring device is simple in overall structure, can efficiently and uniformly stir liquid medicine which is easy to layer and high in viscosity, eliminates stirring dead angles, and improves the using effect.

The application relates to the technical field of water resource sampling, in particular to a water conservancy and water resource sampling device which comprises a ship body, a sampling assembly and a pulling assembly, a placing groove area is arranged in the middle of the ship body, an oscillatable parallel sampling frame is arranged in the placing groove area, a plurality of sampling bottle groups arranged at equal intervals are arranged in the parallel sampling frame, a resistance triggering structure is adopted for the sampling bottle group, when the ship body moves, water pressure pushes the sampling outer cylinder to move backward, an inlet is automatically opened to complete sampling; when the ship body stops, a spring can reset the sampling outer cylinder, the sampling outer cylinder seals the sampling inner cylinder, and water samples are prevented from being polluted; the pulling assembly controls the depth of the parallel sampling frame, and the water area with different water depths is adapted, the device can automatically and synchronously collect water samples with different depths at a time, the sampling depth can be adjusted, and the device is suitable for water resource sampling in water areas such as rivers and lakes.

The utility model discloses a multi-point collection smoke dust detector, which belongs to the technical field of smoke dust detectors and comprises a smoke dust detector body and a sampling component, the sampling component comprises a vertical pipe and a bottom pipe, two guide grooves are arranged on the outer surface of the bottom of the vertical pipe, and the bottom of the vertical pipe is connected with the bottom of the bottom pipe. Through the structural design of the vertical pipe, the bottom pipe and the bearing piece, the filter screen can be conveniently and rapidly disassembled, the disassembly and assembly time is effectively shortened, the operation difficulty is reduced, and the maintenance efficiency of the filter screen is greatly improved; by means of the structural design of the collecting piece, air at multiple point positions can be efficiently sampled, collection of air samples is enriched, representativeness of the air samples is guaranteed, and accuracy of detection data is improved.

The invention relates to the technical field of tower gas sampling, and discloses a tower gas sampling device, comprising a leakproof shell, wherein the bottom of the leakproof shell is fixedly connected with an anti-leakage mechanism, the left side of the leakproof shell is fixedly connected with a sampling mechanism, and the top of the leakproof shell is fixedly connected with an inflation valve. According to the invention, the gas in a sampling tube is filled into the leakproof shell, so that the air pressure in the leakproof shell is greater than the air pressure in the tower, thereby filling the leakproof shell with the gas in the tower, and when the arc rod is released, under the action of the air pressure in the leakproof shell, the sampling plug is pushed back to the side of the sampling tube away from the leakproof shell, and the sampling tube is filled with the gas in the tower. At this time, the clamping rod is held so that one end of the clamping rod close to the sampling plug is close to each other, so that the clamping rod and the clamping pin can be separated, and the sampling tube can be pulled out of the tube to achieve the purpose of sampling. The sampling is performed in a closed environment during the whole process, and a good anti-leakage purpose can be achieved.

The invention provides a snapshot type spectral imaging system and method based on spatial spectrum hybrid coding. The system comprises a spatial spectrum hybrid coding imaging module and a decoding reconstruction module. Wherein the spatial spectrum hybrid coding imaging module sequentially comprises a filtering module used for filtering wave bands outside a working wave band range; the spectrum hybrid modulation module is used for applying composite modulation to an incident light field through multiplexing to obtain a hybrid modulation light field; the spectral filtering array module is used for performing pixel-level spectral filtering on the hybrid modulation light field in a spatial dimension; and the gray level acquisition module is used for capturing the mixed light field coded by the spectrum filtering module to obtain a two-dimensional measurement value. And the decoding reconstruction module is used for reconstructing a spectral image from the two-dimensional measurement image. According to the invention, the spatial and spectral information is synchronously obtained in single exposure, the joint optimization of the spatial resolution and the spectral resolution is realized, and a solution is provided for the problem of balancing the spatial resolution and the spectral resolution of a snapshot spectral imaging system.

The invention discloses a sampling device for hydrogeological monitoring, which belongs to the technical field of geological monitoring. The device comprises a control platform, a sampling barrel, a lower cone bar, an automatic delivery style dual-mode sampling mechanism, a partition plate, a lifting control mechanism and a booster assembly. Limiting slide grooves are symmetrically provided on both sides of the sampling barrel, the control platform is connected to the sampling barrel through the limiting slide grooves, the lower cone bar is welded on the bottom outer wall of the sampling barrel, the partition plate is welded at the center position of the inner wall of the sampling barrel, the partition plate divides the inner cavity of the sampling barrel into two identical sampling cavities, the two sampling cavities are both provided with the automatic delivery style dual-mode sampling mechanism, lifting slide grooves are provided on both sides of the partition plate, and the lifting control mechanism is arranged on the top of the lifting slide groove. The invention has high flexibility, high collection efficiency, and various collection methods. It can perform fast and accurate sampling on different types of geology, has high economic value, and is suitable for popularization and use.

The utility model discloses a simple device for water quality detection, and relates to the technical field of water quality detection. Comprising a suitcase main body, the suitcase main body is provided with a mounting mechanism for water quality detection equipment, and the mounting mechanism comprises the following steps: shaking a test tube to enable a water source and pH test paper to be in full contact and react more fully, so that inaccurate detection results caused by local concentration difference are avoided, and the detection results can better represent the pH value of a whole water sample; the detection accuracy and reliability are improved, shaking promotes material exchange between a water sample and the test paper, the reaction reaches a balanced state more quickly, the test paper can present a stable color more quickly, so that the detection time is shortened, the detection efficiency is improved, the test tube is shaken without additional complex equipment or operation steps, and the detection accuracy and reliability are improved. Therefore, full contact between a water source and the test paper and mixing of the water source can be realized, and a user can conveniently and quickly detect water quality in different scenes.

The invention relates to the technical field of soil sampling, in particular to a portable forest soil multi-point sampling device and a sampling method thereof.The portable forest soil multi-point sampling device comprises a holding mechanism, a mounting mechanism, a sampling mechanism, a sampling pipe fitting and a sealing piece; the holding mechanism is provided with a handheld cross rod for people to hold and use, and a driving cylinder is mounted in the holding mechanism to control the sampling mechanism to work; the mounting mechanism is mounted below the holding mechanism, and a sampling opening is formed in the mounting mechanism and used for soil sampling; the sampling mechanism is mounted below the mounting mechanism; the sampling mechanism is controlled by the holding mechanism to realize digging and sampling work; the sampling pipe fitting is mounted on the mounting mechanism, and is used for collecting and storing the collected soil sample for detection; the sealing element is mounted on the sampling pipe fitting, the sampling pipe fitting is taken out from the mounting mechanism after being collected, and the sealing element is mounted on the sampling pipe fitting for sealing.

A prostate puncture device capable of achieving ablation comprises an outer sheath, a rotary cutter and a microwave ablation probe, the outer sheath comprises a hollow sheath tube and a hollow connecting column, and a semi-cylindrical groove hole is formed in the outer side surface of the front portion of the hollow sheath tube; a hollow through hole is formed in the middle of the hollow connecting column; the rotary cutter comprises a connecting rod, the front end of the connecting rod is connected with a hollow pipe body, and a semi-cylindrical cutting notch is formed in the side surface of the hollow pipe body; the rear end of the connecting rod is fixedly connected with a rotating handle; the microwave ablation probe comprises a probe body and a limiting block, after the probe body is movably inserted into the hollow sheath tube, a radiation window of the probe body corresponds to the semi-cylindrical groove hole, and the limiting block is fixedly installed at the rear end of the probe body and movably connected into the hollow through hole. According to the utility model, the rotary cutter is firstly inserted into the hollow sheath tube to carry out precise rotary cutting on the prostate tissue to obtain an expected tissue sample, then the rotary cutter is withdrawn, and then the microwave ablation probe is inserted to carry out efficient ablation on a target area, so that on the premise of multiple sampling, the bleeding risk is reduced, and the defects in the prior art are overcome.

The present invention belongs to the technical field of soil collection, and discloses an environmentally friendly soil sample collector and its installation method and sample collection method. The environmentally friendly soil sample collector includes an operating component, one end of the operating component is connected with a connecting component, the outer circumference of the connecting component is slidably provided with a movable component, and the end of the connecting component away from the operating component is connected with a working component. By setting the mutual coordination between the movable component, the ventilation groove and the mud discharge cavity, it is ensured that the sampling cavity can effectively sample the soil during the sampling process of the sampler, and in the sampling process, the mud discharge cavity can be set to avoid the soil sample being squeezed in the sampling cavity to affect the sampling accuracy, and the movement of the movable component can realize the change of the air pressure in the ventilation groove to adjust the mud discharge efficiency in the mud discharge cavity, and at the same time, the collision between the movable component and the constraint shell is used to further improve the collection efficiency of the collector.

The present invention relates to the technical field of underground operation installation detection equipment, and in particular to an underground gas automatic detection device and a detection method for its application, which specifically comprises: installing a gas detection module on a release frame, releasing the release frame to a predetermined position in a detection well by a lifting mechanism, and collecting detection data of the gas detection module on the original underground gas; when the gas detection module recognizes a low flow rate for the underground gas detection, the gas source can be started, so that a driving mechanism drives a fan to work, and the air flow rate is formed by using the underground original gas, and the size of the gas source can be adjusted to control the flow rate; the sampling mechanism can enter a sampling working state by starting a driving motor, and the real sampling is completed and stored in a sampling bag; the technical solution does not use forced ventilation to interfere with the underground original gas, but indirectly uses a pure mechanical power fan to provide power, and can also effectively complete the sampling through the sampling mechanism, which is safer.

Relates to the field of sludge treatment, and discloses a desilting device which comprises a ship body and a collecting bin arranged on the ship body and used for collecting sludge, and further comprises a sampling device adjustably arranged on one side of the ship body and used for sampling the sludge; the filtering device is arranged on one side, close to the discharging end of the sampling device, of the ship body and is used for filtering impurities in the sludge; the power device is arranged at the upper end of the ship body, connected with the sampling device and the filtering device and used for driving the sampling device and the filtering device to move, sludge at different positions can be conveniently taken out, the sampling process is more flexible and efficient, the working efficiency of river channel dredging is greatly improved, and the working efficiency of river channel dredging is improved. The filtering device can effectively separate and filter impurities in the sludge, so that not only is the filtering efficiency improved, but also the quality of the filtered sludge is ensured, and convenience is provided for subsequent sludge extrusion and dehydration work.

The utility model discloses a kind of detection alarm devices, including connecting box, detection mechanism, propulsion mechanism and positioning connection component, wherein, detection mechanism is set on connecting box, positioning connection component is set on connecting box, propulsion mechanism includes detection box, air intake assembly and buffer cladding block, wherein, detection box is set on connecting box, and set away from positioning connection component, air intake assembly is set on detection box, buffer cladding block is set inside detection box. Thus, using active air convection sampling and built-in sensor detection structure, makes convection air pass through buffer cladding block, realizes fast response and stable sampling, effectively improve the anti environmental interference ability and detection precision.

The utility model discloses a kind of power supply circuit of photovoltaic sensor, including DC-DC power supply chip, voltage sampling circuit is connected with the input end of DC-DC power supply chip, the output end of DC-DC power supply chip is connected with freewheeling circuit, one end of positive feedback circuit is connected in the input end of DC-DC power supply chip, and the other end is connected in the output end of freewheeling circuit.The utility model is sampled in real time to photovoltaic panel input voltage by voltage sampling circuit, and hysteresis threshold is formed using positive feedback mechanism, ensure that power supply is stable and reliable operation near starting voltage critical point, effectively prevent the system frequent start-stop problem caused by photovoltaic panel output voltage fluctuation due to illumination fluctuation, to ensure that power supply circuit can efficiently, stably extract photovoltaic panel energy in very wide input voltage range, provide continuous reliable electric energy for rear-end sensor.

This application provides a battery and a vehicle. The battery includes: a cell pack comprising a plurality of cells arranged and connected in series along a first direction, the plurality of cells including a first cell and a second cell, the first cell and the second cell being located at the outermost ends of the cell pack along the first direction; the first cell including a first end face away from the second cell along the first direction, the second cell including a second end face away from the first cell along the first direction, the first end face having a first connection end, the second end face having a second connection end, the polarities of the first connection end and the second connection end being opposite; a sampling unit electrically connected to the first connection end and the second connection end respectively; wherein the first end face has a first sampling end, the first sampling end having a polarity opposite to the first connection end, and the first sampling end being electrically connected to the sampling unit; and / or, the second end face has a second sampling end, the second sampling end having a polarity opposite to the second connection end, and the second sampling end being electrically connected to the sampling unit.

This invention relates to the field of machine vision technology, specifically disclosing a multi-target tracking method with reference point prior position embedding and adaptive updating. It constructs a multi-target tracking network for multi-target tracking, within which a prior position generation network based on target queries is designed. This prior position generation network generates target queries with explicit prior position information. This prior position information facilitates effective keypoint sampling, solving the problem of lacking prior position information for target query reference points, thereby improving target detection performance. Furthermore, a tracking reference point prediction network based on tracking query reference points is designed. This tracking reference point prediction network generates new tracking query reference points for tracking queries, effectively reducing the deviation between the tracking reference point position and the target center position, achieving accurate positioning of the tracking reference point, and thus improving target tracking performance.

The utility model relates to the technical field of garden fertilization, in particular to an electronic automatic garden fertilization device which comprises a storage tank, a controller, a first motor, a flow divider and a connecting pipe, the first motor is fixedly connected to the upper surface of the storage tank, and the flow divider is fixedly connected to the side face of the controller; the connecting pipe is fixedly connected to the upper surface of the flow divider, the end, away from the flow divider, of the connecting pipe is fixedly connected to the upper surface of the storage tank, a connecting device is fixedly arranged on the upper surface of the storage tank and comprises a connecting cover and a connecting arm, and the connecting cover is installed on the surface of a feeding port of the storage tank; the connecting arm is fixedly connected to the side face of the connecting cover, a rotating plate is fixedly connected to the upper surface of the storage tank, and a rotating rod is fixedly connected to the end, away from the connecting cover, of the connecting arm. According to the connecting device disclosed by the utility model, the connecting cover can be limited and moved, so that the connecting cover can be conveniently and quickly disassembled and assembled, and the practicability of equipment is improved.

The invention discloses a minimally invasive gynecological tissue sampling device which comprises a camera tube, an operation tube, a protection tube and a sampling unit, the inner wall of the operation tube is slidably connected to the outer wall of the camera tube in a sleeving mode, and the inner wall of the protection tube is slidably connected to the outer wall of the operation tube in a sleeving mode. According to the invention, through the sampling interval of the working sleeve and the sampling mode of the sampling interval aiming at different tissues, the sampling interval is aligned with the sampled tissues, the working sleeve is pulled back, and the scalpel on the sampling interval carries out shearing at the closed part of the sampling interval and the pipe orifice of the operation pipe, so that the sampled tissues are reserved; a sampling interval of the sampling tissue is started, a connecting plate and an inclined lifting plate are pushed, an inclined lifting plate is connected with an opposite inclined surface of the inclined lifting plate, the inclined surface of the inclined lifting plate lifts the inclined lifting plate, the lifting of the inclined lifting plate drives a curved bottom plate, a wiping curved plate and a wiping brush to move towards the outside of the sampling interval, and the wiping brush is driven to exceed the height of the sampling interval; the wiping brush is convenient to collect tissues, the tissue collecting capability is diversified, and accurate sampling of different tissues is realized.

The present disclosure provides a computer-implemented method for calibrating a language model (LM), the method comprising: receiving, by a first LM, a set of language questions and generating a first set of predicted answer confidence distributions respectively corresponding to the set of language questions; receiving, by the second LM, the set of language questions and generating a second set of predicted answer confidence distributions respectively corresponding to the set of language questions, where generating the second set of predicted answer confidence distributions includes calibrating the second set of predicted answer confidence distributions based on temperature scaling coefficients; determining a distance between the first set of predicted answer confidence distributions and the second set of predicted answer confidence distributions; and updating the temperature scaling factor based on the distance.

The invention relates to the technical field of surveying and mapping sampling, in particular to an automatic sampling device and method based on hydrological surveying and mapping, and the device comprises a winding hoist, a winding line wound on the surface of the winding hoist, a fixing frame rotationally connected with the winding hoist, and a bracket of which the top is connected to one end of the winding line, the support is rotationally connected with two first streamline plates and two second streamline plates in a divergent state along the center of the support, the two first streamline plates and the two second streamline plates are arranged in a staggered mode, and a stabilizing assembly which drives the first streamline plates and the second streamline plates to rotate reversely and is matched with water flow is arranged in the support. The interior of the sampling barrel is hollow and fixedly connected to the interior of the support, a plurality of filtering holes for water to pass through are evenly formed in the outer surface of the sampling barrel, the flat plates are evenly arranged on the outer surface of the support, and an auxiliary assembly matched with the stabilizing assembly is arranged at the top of each flat plate. And the rotation angles of the first streamline plate and the second streamline plate are intelligently adjusted so as to cope with underwater complex undercurrent.

The present invention discloses an aquatic organism eDNA sample collection device and method for high-turbidity water bodies, which relate to the technical field of water sample collection, and include: a protection mechanism, which includes a shell, a top plate, a direction adjustment block, an inner cavity and a protective pad; the control mechanism includes a rack; the transmission mechanism includes a gear, a primary rod, a secondary rod, a tertiary rod, a locking block and a clamping arm; a capping mechanism is installed at the bottom end of the tertiary rod, and the capping mechanism includes a top cover, a top block, a cross bar and a connecting hook; the primary sampling mechanism includes an outer tube, a water inlet and a sealing block; the secondary sampling mechanism includes an inner tube, a connecting buckle, a counterweight block, a sliding column, a connecting rod, a sealing door, a sampling port and a drain port; the present application has the advantages of being able to protect a sampling bottle when casting sampling, avoiding damage to hard objects, and being able to collect water samples of different depths each time casting.