226results about How to "Avoid wasting time" patented technology

The invention relates to the technical field of industrial automatic control, and discloses an electric control cabinet internal intelligent layout optimization and thermal management system, which comprises an intelligent layout optimization module, which adopts a particle swarm optimization algorithm to comprehensively analyze the multi-dimensional parameter size, the weight, the heat dissipation requirement and the like of internal equipment of an electric control cabinet, realizes layout optimization, and provides a thermal management module for the internal equipment of the electric control cabinet; the method comprises the following steps: receiving equipment parameters input by a user or automatically extracted from an equipment database, including but not limited to physical sizes, power consumption, thermal loads and the like of the equipment, and optimizing targets, including maximizing a space utilization rate, minimizing heat dissipation obstruction, optimizing a maintenance path and ensuring a safe distance between the equipment. According to the internal intelligent layout optimization and heat management system of the electric control cabinet, by comprehensively applying artificial intelligence, three-dimensional modeling, a multi-element heat dissipation technology and an Internet of Things technology, optimal layout and efficient heat management of internal equipment of the electric control cabinet are achieved, and the operation efficiency, safety and maintainability of the electric control cabinet are remarkably improved.

The invention provides an intelligent photocuring 3D printing model optimization method, and relates to the technical field of photocuring 3D printing, and the method comprises the following steps: obtaining a 3D printing model file uploaded by a user; analyzing geometric information in the model file, and extracting a triangular grid structure, normal vector information and a surface area; key feature areas of curved surfaces, corners and edges in the model are identified, printing parameter data are collected, and a target model summary file is generated; an optimization printing target is defined, an optimization model is generated based on the generative adversarial network, model quality is evaluated through a discriminator network, a multi-target optimization result is analyzed, and an optimal balance point among different targets is found; and testing the optimized model and the printing parameters by using virtual reality, and performing self-adaptive correction according to a simulation test result to adjust to the optimal printing parameters. According to the method, the geometric features and the material attributes of the 3D model are automatically analyzed, potential weaknesses in the model are identified, and the 3D printing model is intelligently optimized.

The utility model discloses a punch forming device for processing a battery shell, and particularly relates to the technical field of battery shell production, the punch forming device comprises a base, and the top of the base is provided with a blanking assembly; the discharging assembly comprises a first air cylinder, a pushing plate is installed at the output end of the first air cylinder, a first motor is installed in the base, a first lead screw is installed at the output end of the first motor, a threaded block is installed on the outer side of the first lead screw, and a supporting frame is fixedly connected to the top end of the threaded block. Compared with the prior art, by arranging the blanking assembly, a battery shell can be quickly pushed upwards by utilizing upward movement of a pushing plate, and then the battery shell can be clamped and moved towards one side by utilizing two clamping plates, so that the complexity and time waste of manual operation are avoided, meanwhile, the phenomenon that the battery shell is stuck in a lower die is reduced, and the production efficiency is improved. The production defects and the rejection rate are reduced, so that the production efficiency is obviously improved.

The invention provides an automatic wiring method, system and device based on pin positions and directions and a medium. The method comprises the steps of obtaining information of two ends of wiring, determining a starting point and an ending point, preferentially selecting a point with a large y coordinate as the starting point, and selecting a point with a small x coordinate if the y coordinates are the same. If the connection is the symbol, obtaining the direction, the number and the serial number of the pins and the distance between the two symbols; and if the symbol information does not exist, orthogonal wiring is directly carried out. Thirdly, calculating unit offset according to the symbol spacing and the number of the pins, starting wiring from the starting point, and outgoing lines according to the serial numbers of the pins and the unit offset; in the process, whether the wiring passes through the start point or end point symbol region or not is detected, and if yes, inflection point bypassing is added. Then, whether the wiring overlaps with the existing wiring is detected, and if the overlapping and belonging to the same network, the overlapping portion is removed and nodes are added to optimize the wiring. And finally, wiring is completed, and the symbol is drawn into a schematic diagram to be stored. The wiring efficiency and accuracy can be improved, and human errors are reduced.

The invention provides an intelligent operation system for a pre-post training examination of a power construction unit, and relates to the technical field of intelligent operation, and the system comprises an examination task analysis module which is used for analyzing examination task information to obtain a plurality of construction operation tasks; the operation task mapping module is used for mapping a plurality of construction operation tasks to a plurality of operation functional blocks; the time window configuration module is used for configuring a scheduling time window for the operation functional block according to the operation duration identifier; the scheduling and sequencing module is used for scheduling and sequencing the operation functional blocks according to the examination sequence identifiers to obtain a functional block scheduling sequence; and the examination behavior monitoring module is used for performing examination behavior monitoring on the examination user and outputting fusion cheating alarm information. The technical problems that traditional examination monitoring mostly depends on manual inspection or fixed camera monitoring, the behaviors of examinees cannot be comprehensively covered, the abnormal behavior detection accuracy is low, and the accuracy and fairness of examination monitoring are insufficient are solved.

The invention provides a transformer substation robot inspection system and a control method, and relates to the technical field of transformer substation inspection, and the transformer substation robot inspection system comprises a robot body, a control device and a thermal imaging device. The control device is in communication connection with the thermal imaging device and the robot body; the control device is used for acquiring an inspection route and an inspection plan of the transformer substation; the robot body is controlled to inspect the target equipment along the inspection route according to the inspection time, and when the robot body reaches the position of the target equipment, a thermal infrared image of the target equipment is collected through a thermal imaging device; inputting the thermal infrared image into the trained electrical element detection model, and outputting position information corresponding to each electrical element in the thermal infrared image; determining an abnormal electrical element according to the position information corresponding to the electrical element; and generating an abnormal inspection report of the target equipment according to all abnormal electrical elements in the target equipment and the corresponding current temperature data. The inspection efficiency of the transformer substation can be effectively improved.

The invention relates to a utility maximization resource allocation method for smart grid network slices. The method comprises the following steps: acquiring resource demand parameters of different services and resource quantities owned by different resource blocks; establishing a network slice resource allocation model by taking network utility maximization as a target according to resource demand parameters of different services and resource quantities owned by different resource blocks; processing constraint conditions of the network slice resource allocation model by using a model constructed by a penalty function method; solving the network slice resource allocation model after constraint condition processing based on an early stop genetic algorithm improved by a tanh function, and outputting an optimal network slice resource allocation scheme; and allocating resource blocks to the power grid terminal of the network slice service according to the optimal network slice resource allocation scheme. According to the method, the quality of the optimal solution obtained under the same algorithm operation time is realized, and excessive useless time waste is avoided by introducing an early stop strategy, so that higher network utility is brought to the system.

The invention discloses a scene-based push-broom hyperspectral image adaptive non-uniformity correction method, which comprises the following steps of: automatically sorting each scanning line of a wave band of a hyperspectral image from small to large according to pixel DN values of different spatial dimensions, and adaptively selecting at least one dark uniform region and one bright uniform region of the spatial dimensions; a correction coefficient of each spatial dimension pixel is obtained, and non-uniform correction of each spatial dimension is completed; on the basis of spectral dimension characteristics, spectral dimension non-uniform correction is completed according to the spatial dimension non-uniform correction result, spatial dimension non-uniform correction is repeated according to the spectral dimension non-uniform correction result, and hyperspectral image non-uniform correction is completed. The method is applied in a full-automatic mode, limitation of scenes can be broken through, space and spectrum combined information is used for non-uniform correction, space structure information and spectrum information of the hyperspectral images are reserved to the maximum extent, the quality of the hyperspectral images can be effectively improved, and the method is suitable for self-adaptive non-uniform correction of mass hyperspectral images of various complex scenes. And the method has good universality.

The invention discloses a fabricated shear wall component positioning and mounting system and method. The system comprises a steel bar frame arranged at the top of a lower-layer shear wall component and triangular frames arranged on the side face of a to-be-mounted layer shear wall component in parallel at intervals. A connecting handrail is arranged on the tripod; the positions of electrical wiring preformed holes and embedded bolts are positioned by arranging a steel bar frame at the positions of hanging nails on a lower-layer shear wall component, so that the accuracy of embedding of wire pipes and bolts is ensured; the in-place installation track of the to-be-installed layer shear wall component is controlled through the positioning grooves in the triangular frames, so that connection between the to-be-installed layer shear wall component and top joint bars of the lower layer shear wall component is accurate; the connecting handrails are used for assisting in in-place mounting of the to-be-mounted layer shear wall component and the lower layer shear wall component, shaking in the connecting and positioning process of the shear wall and the joint bars of the base is avoided, and the assembling efficiency of the shear wall is improved.

The invention discloses a text image recognition method, device and equipment. The method comprises the following steps: extracting first key information of a received text image; comparing the first key information with pre-stored key information to obtain a first target text category; obtaining a text template corresponding to the first target text category, and updating the text template based on the first key information to obtain a target text; identifying and verifying the unit information of each unit in the target text, extracting second key information of the text image when the unit information does not pass the identification and verification, updating the target text based on the second key information, and returning to the step of identifying and verifying the unit information of each unit in the target text. Therefore, the problems of time waste and high error rate caused by manual processing are avoided, and the efficiency and accuracy of electronic management of the finance and tax system are improved.

The invention discloses an automatic welding device and method for metal pipelines, and relates to the technical field of automatic welding of the metal pipelines. The automatic welding device and method for the metal pipelines comprise a base and a metal pipeline body, a moving device is arranged on the inner wall of the base, and a frame is slidably mounted on the circumferential surface of the moving device; a motor is fixedly mounted above the frame; the device further comprises a clamping device, a moving device and a cleaning device; wherein the clamping device comprises a placing block, a rotating cylinder, a sliding plate, a first telescopic elastic rod, a first square plate, a second sliding groove, a clamping plate, a mounting plate, a limiting plate, a second telescopic elastic rod and a check block, meanwhile, the clamping plate can adapt to metal pipeline bodies of different sizes to conduct clamping and fixing, the pipeline can be stably fixed, it is ensured that the pipeline cannot move or deform in the welding process, and the welding efficiency is improved. Therefore, accurate butt joint is realized.

The utility model discloses an adjustable abrasive belt grinding device, and relates to the technical field of mechanical polishing equipment, a moving mechanism is used for driving an abrasive belt grinding mechanism to move horizontally, a lifting mechanism is used for driving the abrasive belt grinding mechanism to ascend and descend so as to adapt to the specification of a ground object, and a rotating structure is arranged to adjust the inclination angle of an abrasive belt in the grinding process. The curvature change of a polished object is adapted, rotation and axial displacement of the polished object are not relied on purely any more, and the situation of unbalanced polishing is reduced.

This invention discloses a dual-head asynchronous cyclic clamping and releasing device and method, relating to the field of machine tool technology. It solves the technical problem of low processing efficiency caused by the need to clamp and release machine tools at different positions. The key technical solution is that the forward movement of the mandrel causes the locking element to drive the rotating spindle in a forward motion, thereby moving the guide groove to the limit rod; then, the reverse movement of the mandrel causes the compression spring to drive the rotating spindle in a reverse motion, thereby moving the first or second limit groove to the limit rod. Through the forward and reverse movements of the mandrel, the guide groove and limit groove on the rotating spindle can move to the limit rod, thus achieving synchronous clamping and releasing of the mandrel and the base head. This avoids the time wasted by the need for clamping and releasing at different positions in the traditional production process, thereby improving the processing efficiency of the product.

The application discloses a transfer trip planning method, which is applied to an artificial intelligence service program based on a large language model deployed on a travel service platform and comprises the following steps: obtaining travel demand information input by a user and performing intention recognition to determine the travel intention of the user; determining a target reasoning mode from multiple reasoning modes based on the travel intention; if the target reasoning mode is a first reasoning mode, taking the arrival time of a sub-trip meeting the travel intention as a starting point, reasoning a next sub-trip in a forward direction along a time axis, and sequentially reasoning until at least one transfer trip is planned; and if the target reasoning mode is a second reasoning mode, taking the departure time of a sub-trip meeting the travel intention as a starting point, reasoning a previous sub-trip in a reverse direction along the time axis, and sequentially reasoning until at least one transfer trip is planned. The application can adaptively select a forward or reverse reasoning mode according to the user intention, and simultaneously meet the travel demand of the user for "the earliest arrival" and "the latest departure".

The invention discloses a dustproof textile processing textile machine which specifically comprises a base, the base is provided with a stable lower plate and a surrounding plate arranged above the base, the middle of the surrounding plate is fixedly connected with a sealing box, a sedimentation mechanism is arranged in the sealing box, and the outer portion of the sealing box is fixedly connected with a water inlet pipe; the reinforcing base is provided with a damping assembly and a first motor box arranged in the reinforcing base, and a spinning assembly is arranged on the right side of the first motor box; the device comprises a working box, the working box is provided with a smooth inner wall and a scraping mechanism arranged in the working box, a control mechanism is arranged in the working box, and a refrigeration mechanism is fixedly connected to the upper portion of the control mechanism. According to the dustproof textile machine for textile processing, during textile work, dust is collected and settled, meanwhile, cooling and heat dissipation are conducted on the interior of equipment, and the purpose of improving the dustproof efficiency is achieved.

The utility model discloses a kind of toy multicolor injection mold devices, belong to injection molding equipment technical field.The toy multicolor injection mold device, comprising: support base, the top of support base is fixedly connected with support frame board, the top of support frame board is fixedly connected with rotary control box, transmission worm wheel is rotatably connected between the upper and lower inner walls of rotary control box, transmission worm is rotatably connected between the two side inner walls of rotary control box, rotary control box is rotatably connected with the top of rotating shaft rod, the toy multicolor injection mold device, in the middle of injection molding work, by control servo motor start, drive transmission worm rotation, drive transmission worm wheel rotation, realize the automatic switching of multiple colors of plastic raw material loading, different color plastic raw material is sent into hopper quickly and accurately, avoid artificial change material time waste and physical cost, reduce manual intervention, reduce operation failure risk, greatly improve production efficiency.

A laser code printing device suitable for a copper pipe fitting comprises a workbench, and an electronic control system is arranged on the workbench; the tool assembly is arranged on the workbench and used for placing a copper pipe fitting; a three-axis transmission assembly; the sliding seat mounting bracket is arranged on the Z-axis linear moving module in a sliding manner, and the sliding seat mounting bracket is provided with a first subarea and a second subarea; the scanning electron microscope, the focusing lens, the laser generator and the range finder are all arranged in the first partition and are in communication connection with the electronic control system; and the code scanning gun is arranged in the second subarea and is in communication connection with the electronic control system. The utility model provides special code printing equipment which is used for producing a copper pipe fitting with a product identification code, and the product identification code can be formed on the frosted rough outer surface of the copper pipe fitting and is clear and easy to identify.

The invention discloses a wide area network cooperative mode large-scale image aerial triangulation method. The method comprises the following steps of: firstly, decomposing a test area into a plurality of sub-areas with certain overlap according to a certain rule, and distributing the sub-areas to a remote computing cluster; then, independent aerial triangulation processing is carried out according to the subareas, and aerial triangulation data is simplified and uploaded to a cloud or a central server to be merged; and finally, carrying out overall block adjustment calculation on the combined measurement areas, and decomposing an adjustment result to the sub-areas. The distributed aerial triangulation method has the advantages that distributed aerial triangulation can be carried out by maximally utilizing a remote computing cluster, the data transmission quantity of a wide area network is reduced, and the operation efficiency and the overall precision consistency of a measurement area are improved.

The utility model discloses an assembly tool for a vacuum arc extinguish chamber assembly of a pole-mounted circuit breaker, and belongs to the field of pole-mounted circuit breakers, the assembly tool comprises a base, a positioning assembly, a supporting assembly, a limiting assembly and a push-pull assembly, the positioning assembly is arranged on the base, the supporting assembly and the positioning assembly are correspondingly arranged at an interval, the limiting assembly is arranged on the push-pull assembly, and the push-pull assembly is arranged on the base. And the push-pull assembly is used for driving the vacuum arc-extinguishing chamber assembly to extend into or retreat from the insulating part. According to the utility model, the push-and-pull assembly drives the vacuum arc-extinguishing chamber assembly to extend into the conical inner cavity of the insulating part, and a worker does not need to push and pull the vacuum arc-extinguishing chamber assembly manually, so that the labor intensity of the worker is reduced, time and labor are saved, and the assembly efficiency is improved; through the supporting assembly, the vacuum arc-extinguishing chamber assembly and the insulating part automatically keep coaxial alignment, so that time waste caused by repeated adjustment of the vacuum arc-extinguishing chamber assembly is avoided, deformation and damage of the silicone rubber sealing sleeve caused by local compression are prevented, and the assembly tightness is ensured.

The utility model provides a kind of multi-station CD thread lathe machine, belong to machining technical field, this multi-station CD thread lathe machine includes rack, workstation and tool moving module, the workstation is set on the rack, the tool moving module is set on the workstation, tool moving module is installed with lathe tool assembly on;At least two groups of rotating module for fixing workpiece jig are provided on the workstation, all the rotating module is synchronously rotated by transmission mechanism simultaneously.The utility model is driven by all rotating module synchronous rotation by setting at least two groups of rotating module, and using same driving element, the same speed synchronous rotation of multi-station workpiece is realized, effectively solve the same batch workpiece processing difference problem caused by station independent operation of existing double-station equipment, improve the consistency and stability of product in batch production, and then improve product yield.

The invention discloses a multi-section vehicle system integrating soil cutting and continuous soil conveying functions, and belongs to the technical field of building construction. Comprising an earth cutting vehicle which is provided with a rotary digging head and an earth cutting vehicle conveying mechanism, and the rotary digging head is in butt joint with the earth cutting vehicle conveying mechanism; a first machine table conveying mechanism and a second machine table conveying mechanism are arranged at the front end and the rear end of the transition conveying vehicle correspondingly; the telescopic conveying vehicle is provided with a telescopic conveying mechanism and is used for earthwork conveying and unloading; the earth cutting vehicle conveying mechanism, the first machine table conveying mechanism, the second machine table conveying mechanism and the telescopic conveying mechanism are in butt joint in sequence, so that the earth cutting vehicle, the transition conveying vehicle and the telescopic conveying vehicle form a vehicle system integrating earth excavation, conveying and discharging. A transporter does not need to be arranged on an excavation site to carry earthwork independently, only the earth cutting vehicle carries out excavation work, the problems of time waste and low efficiency caused by the fact that the transporter enters and exits the construction site independently in traditional construction are solved, and the overall construction efficiency is improved.

The positioning method, device, robot, medium and product of the robot provided in the application, the method comprising: obtaining a current map generated by the robot at a current position, matching the current map with a preset global map to obtain a matching result; the matching result comprising at least one candidate pose solution and a matching degree corresponding to the at least one candidate pose solution; in a case where it is determined that the matching result satisfies a first preset condition, controlling the robot to perform a subsequent task, and in the process of performing the subsequent task, verifying the at least one candidate pose solution based on an updated current map obtained to obtain a target pose solution. The application quickly generates candidate results through local data and dynamically verifies during cleaning, effectively shortens the repositioning time, and improves the user experience.

The utility model discloses a sheet production and processing conveying cleaning device, including the cleaning tank, and the left and right sides of cleaning tank are equipped with the opening and the front and back side inner wall fixedly equipped with washing shower nozzle, the upper end fixedly equipped with the linear slide groove of penetrating its left and right sides of cleaning tank, and the inside sliding of linear slide groove is equipped with two sheet hangers, and the inside of linear slide groove is equipped with the drive mechanism for driving two sheet hangers horizontal movement, and the bottom fixedly equipped with electric push rod of cleaning tank, and the piston end of electric push rod extends to the one end fixedly equipped with the standpipe of cleaning tank inside, and the surface of standpipe is connected and is equipped with a plurality of spray heads of even distribution, and the utility model discloses a linear slide groove, drive mechanism and two sheet hangers, after cleaning, drive mechanism drives two hangers to move, makes the sheet of good cleaning to remove the cleaning tank, and the sheet of waiting for washing enters the cleaning tank, and need not stop to complete the loading and unloading operation, and the continuity of cleaning process has been greatly improved.

The utility model relates to the technical field of clinical examination instruments, and provides a small full-automatic blood type analyzer convenient to transport and install, which comprises a cabinet body, a workbench arranged in the cabinet body, a cabinet door arranged on the cabinet body corresponding to the workbench, and a sample adding module suspended above the workbench, a suction head carrying frame, a reagent carrying frame, a diluent carrying frame, a uniform shaking and refrigerating unit and a gel carrying frame are arranged on the working table in the length direction of the working table; a heating module, a puncture module, an interpretation opening and a waste clamping groove are arranged behind the gel carrier, an interpretation module is fixed to the position, close to the interpretation opening, of the back face of the workbench, a centrifugal module is arranged behind the heating module, the upper portion of the centrifugal module is connected with the workbench in a clamped mode, and the lower portion of the centrifugal module extends to a bottom plate of the cabinet body and is fixed to the bottom plate of the cabinet body. According to the scheme, by optimizing the layout of the workbenches and cooperation among the modules, the requirements of scenes such as primary medical treatment and mobile detection for portability and reliability of equipment are met.

The present application discloses a file uploading method, an electronic device and a computer-readable medium. The method comprises the following steps: determining a check value and a set of fragment summary values ​​of a file to be uploaded according to a preset check value determination method and a random data range pre-agreed with a server; sending a file start upload request message carrying the check value and the set of fragment summary values ​​to the server; uploading the file to be uploaded according to an upload task identifier and a collision detection condition carried in the incomplete upload notification message when an incomplete upload notification message sent by the server is received; parsing the complete upload notification message to obtain file storage information when a complete upload notification message sent by the server is received; the complete upload notification message is sent by the server when it is determined that a file with a check value exists locally and the set of fragment summary values ​​determined based on the file matches the set of fragment summary values ​​carried in the file start upload request message.

The invention discloses a casting powder slag entrapment resistance evaluation method, device and equipment, a medium and a product. The method comprises the following steps: acquiring a spreading image of to-be-detected casting powder after complete melting on a sample carrier, then determining a spreading area of the to-be-detected casting powder based on the spreading image, finally acquiring a reference spreading area, and comparing the reference spreading area with the spreading area to obtain the slag entrapment resistance of the to-be-detected casting powder, the reference spreading area is obtained by measuring the reference casting powder sample with the viscosity being the preset viscosity value and the slag entrapment defect occurrence rate being lower than the preset threshold value under the same test condition as the to-be-detected casting powder, and the slag entrapment resistance of the casting powder can be judged in advance before production, so that resource waste is reduced, and the productivity is improved.

This utility model relates to the field of automotive parts manufacturing technology and discloses a painting device for automotive parts production and processing. The device includes a painting device body and a control panel mounted on the painting device body. By sliding the first placement mesh, the first toothed plate and the second toothed plate are driven to exchange the first placement mesh and the second placement mesh through meshing with a rotating gear. This eliminates the need to stop the machine to change materials after each workpiece is painted, ensuring the continuity of the equipment, preventing significant time waste, improving the overall production efficiency of the device, reducing the need for manual operation, reducing labor costs, facilitating rapid response to market demands and shortening product launch time, fully utilizing its production capacity, improving equipment utilization, ensuring the stability of painting parameters, guaranteeing the quality and uniformity of the coating, reducing the unit production cost of the product, and enhancing the competitiveness of the enterprise.

The present application relates to a kind of penicillin bottle production line, including lamp inspection component, into the component and packaging component;The lamp inspection component is set in one end of the into the component, for the appearance detection of penicillin bottle;The into the component is used to place multiple penicillin bottles into box;The packaging component is set in the other end of the into the component, for the packaging of penicillin bottle after into box;The end of the lamp inspection component away from the into the component is docked penicillin bottle production device, and penicillin bottle extraction mechanical hand is set beside the penicillin bottle production device.The purpose of the present application is to overcome the existing defects and provide a kind of penicillin bottle production line, and multiple processes are connected to continuous production, which avoids manual operation.

The utility model discloses extraction equipment for preparing natural nail polish, which comprises an extraction cylinder, the inner wall of the extraction cylinder is rotatably connected with a rotating shaft, the upper end of the rotating shaft is fixedly connected with a bottom plate, the upper surface of the bottom plate is fixedly connected with a bearing table, the upper surface of the bearing table is provided with five groups of heating grooves, and the five groups of heating grooves are internally provided with heating components; extraction bottles are arranged in the five groups of heating tanks, supporting pipes are arranged on the upper surfaces of the extraction bottles, the lower ends of the supporting pipes are communicated with the extraction bottles, mounting pipes are fixedly connected to the surfaces of one sides of the supporting pipes, and the mounting pipes are communicated with the supporting pipes. The problem that traditional nail polish extraction equipment can only extract essential oil from one plant during use is solved, so that essential oil extraction can be performed on various plants at the same time, time waste is avoided, the nail polish preparation efficiency is improved, the frequency of cleaning the extraction equipment by workers is reduced, the trouble of the workers is reduced, and the labor intensity of the workers is reduced. And the efficiency of workers is further improved.