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68results about How to "Connect with nature" patented technology

Method for synthesizing continuous and smooth panoramic video in real time by using discrete cubic panoramas

The invention discloses a method for synthesizing a continuous and smooth panoramic video in real time by using discrete cubic panoramas. The method comprises the following steps of: carrying out feature point detection and feature matching on two input continuous cubic panoramas to establish triangular mesh dissection of the cubic panoramas on a spherical domain so as to realize preprocessing of the cubic panoramas; and carrying out real-time interpolation on the cubic panoramas, estimating the composition of a triangular mesh to be interpolated in a new camera position on the basis of the existing triangular mesh correspondence, and carrying out color filling on the new perspective triangular mesh on the basis of a homography matrix. Compared with the prior art, the method disclosed by the invention has the advantages of projecting the cubic panoramas into the spherical domain, adopting a matching-triangulation-interpolation strategy in the spherical domain, simplifying the complexity of interpolation processing and effectively improving the visual effect of interpolation.
Owner:TIANJIN UNIV

Image information desensitization method and device, computer equipment and storage medium

PendingCN109872284AImprove desensitization efficiencyEnhance desensitization effectImage enhancementComputer visionComputer equipment
The invention discloses an image information desensitization method and device, terminal equipment and a storage medium, and the method comprises the steps: employing an HTML5 technology to convert animage to be desensitized into an initial image in a canvas form; performing sensitive information detection on the initial image to obtain sensitive characters in the initial image, and obtaining a sensitive area corresponding to each sensitive character; determining a to-be-desensitized area according to the sensitive area corresponding to each sensitive character; carrying out blurring processing on the to-be-desensitized area of the initial image to obtain an initial desensitized image; and carrying out edge blurring on the initial desensitization image to obtain a target desensitization image. According to the method, the image sensitive information and the sensitive information edge are subjected to blurring processing, so that the desensitization effect is improved, and the securityof the image information is further improved.
Owner:PINGAN PUHUI ENTERPRISE MANAGEMENT CO LTD

Double-degree-of-freedom pull rope adjusting curtain wall

ActiveCN102051932AReliable forceAdjust construction errorWallsDouble degreeSteel structures
The invention discloses a double-degree-of-freedom pull rope adjusting curtain wall. The curtain wall comprises a curtain wall steel structure, a pull rope, a glass clamp and a curtain wall glass; at least one limiting device is fixedly arranged in the steel structure, and a double-degree-of-freedom adjustable limiter is arranged in the limiting device; the double-degree-of-freedom adjustable limiter comprises at least two sleeves and adjusting screws; the sleeves are sleeved on the exterior of the pull rope, and the sleeves are connected through a bolt group; and the sleeves are provided with adjusting screw holes, and the adjusting screws are screwed into the adjusting screw holes to control the position of the pull rope. According to the high-permeability pull rope curtain wall, when the pull rope passes through the steel structure, the purpose of bidirectional adjustment can be fulfilled through the limiting device and the double-degree-of-freedom adjustable limiter therein, the connection is natural, the continuity of the pull rope is not damaged, the stress is reliable, and the requirement of an architect can be met; and a curtain wall form with compact permeability is provided.
Owner:JANGHO GRP

Switching prompting method and device for live video and mobile terminal

The invention provides a switching prompting method and device for a live video. The method includes the following steps: receiving a video switching instruction sent by a director system; judging whether the live video of a current mobile terminal is switched to a preview monitor or a master monitor according to the video switching instruction; if the live video is switched to the preview monitor, sending prompt information corresponding to the preview monitor; and if the live video is switched to the master monitor, sending prompt information corresponding to the master monitor. According tothe switching prompting method provided by the invention, when the director system performs multi-camera switching, corresponding prompt instructions are separately executed for two switching conditions that are the preview monitor and the master monitor, and thus a photographer and an anchor can enter a ready-to-live broadcast state under the prompt of the prompt instruction of the preview monitor and can immediately enter a live broadcast state under the prompt of the prompt instruction of the master monitor without using a third-party communication tool, and thereby, the connection of livevideo programs can be smoother and more natural, and the communication costs can be reduced.
Owner:GUANGZHOU HUADUO NETWORK TECH

Target tracking method and device, electronic equipment and storage medium

The invention discloses a target object tracking method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring a first target object detection framefrom a first specified frame image of a to-be-processed video image, acquiring a to-be-tracked target object image corresponding to the first to-be-tracked video image based on the first target object detection frame, inputting the to-be-tracked target object image into a specified detection model, acquiring a target tracking frame output by the specified detection model, acquiring a second target object detection frame from a second specified frame image, acquiring an intersection ratio of the second target object detection frame to at least one target object tracking frame, performing smoothing processing on the second target object detection frame based on the first target object tracking frame corresponding to the intersection ratio with a numerical value greater than or equal to a preset threshold to obtain a reference target object detection frame, and tracking a second to-be-tracked video image corresponding to the first target object tracking frame based on the reference target object detection frame. According to the invention, calculation complexity in the tracking process of the target object tracking frame is reduced, and tracking continuity is improved.
Owner:广州方硅信息技术有限公司

Folded-line shape diversion pier of spillway

The invention relates to a folded-line shape diversion pier of a spillway. The folded-line shape diversion pier comprises an upper pier, a middle pier and a lower pier or comprises a middle pier and a lower pier. The upper pier is a semi-cylindrical pier, the middle pier comprises a middle pier body, an overhead view surface of the middle pier body is an isosceles trapezoid, side view surfaces of the middle pier body are right triangles, a pier head in the shape of a semicircular oblique frustum with a small bottom and a large top is arranged on the front oblique surface of the middle pier body, the lower pier comprises a pier body in the shape of a triangular prism,wherein the overhead view surface of the pier body is a rectangle and the side view surfaces are right triangles, a pier body in the shape of an isosceles oblique trapezoidal prism with a small front portion and a large rear portion is arranged on the front oblique surface of the pier body in the shape of the triangular prism, side view surfaces of the pier body in the shape of the isosceles oblique trapezoidal prism are parallelograms, and a pier head in the shape of a semicircular oblique cylindrical table is arranged on the front oblique surface of the pier body in the shape of the oblique trapezoidal prism. The folded-line shape diversion pier has the advantages that the folded-line shape diversion pier has a regular size, stress on each pier head is simple, a downstream flow condition is improved, the construction difficulty is reduced, requirements on the strength of materials is lowered, and the folded-line shape diversion pier is adaptable to flow rate variation in a large range.
Owner:NORTHWEST A & F UNIV

High strength antitheft dial plate lock

The invention discloses a high strength antitheft dial plate lock. The high strength antitheft dial plate lock comprises a code lock, a key lock and a rotary knob, wherein the key lock comprises a lock core and a locking dog plate which are arranged on the rotary knob and used for locking or unlocking a rotation state of the rotary knob, the code lock comprises a code wheel and a tail end code wheel, a groove is formed between each two adjacent figures of the code wheel, a deadlock mechanism and an induction system which are used for limiting rotation of the code wheel are further arranged in a housing, the induction system comprises a second slide block, a sensor, an electrified magnet and a permanent magnet, the sensor and the electrified magnet are interconnected, the code wheel can enable the second slide block to trigger the sensor through rotation, and when the code wheel rotates according to a wrong sequence, the electrified magnet is powered on and locks the deadlock mechanism dead. The high strength antitheft dial plate lock is simple in structure, and achieves the purpose that an external user cannot unlock the high strength antitheft dial plate lock even under the situation that the external user knows a code through a code wheel rotation sequence preset by a user of the high strength antitheft dial plate lock.
Owner:NINGBO WANGTONG LOCKS

Glue discharging nozzle for one-step beauty seam construction

InactiveCN110124944AGlue outTo achieve the goal of one-time completionLiquid surface applicatorsCoatingsButt jointPulp and paper industry
The invention provides a glue discharging nozzle for one-step beauty seam construction. The glue discharging nozzle comprises a glue discharging nozzle body. A flow guide cover is arranged below the glue discharging nozzle body. A joint connected with a glue conveying pipe is arranged above the glue discharging nozzle body. The glue discharging nozzle body is provided with a channel for glue to pass. The flow guide cover comprises a glue discharging part and a baffle plate. The glue discharging part is provided with a glue accommodating cavity. The baffle plate is fixed above the glue discharging part. At least one end, opposite to the advancing direction, of the glue discharging part is provided with a first glue discharging opening for horizontally discharging glue. A vertical cutting edge is formed in one end, facing the advancing direction, of the glue discharging part. The connecting position of the glue discharging part and the baffle plate is in right-angle butt joint with a ceramic tile. A seam pressing part is arranged on the lower surface of the baffle plate. Compared with the prior art, the glue discharging part is embedded into a gap, so that glue discharging in the gapis realized; the connecting position of the glue discharging part and the baffle plate is in right-angle butt joint with the ceramic tile, the gap is plugged in the glue applying process, glue overflowing is avoided, and overflow glue can be cut off, so that the glue consumption is small, and the construction cost is reduced; the cutting edge can quickly cut off glue at the position of a cross seam, so that bulging of applied glue can be avoided; and due to the design of the seam pressing part, seam pressing and glue applying can be carried out synchronously.
Owner:白轩

Watermark removing algorithm based on inter-frame prediction

The invention discloses a watermark removing algorithm based on inter-frame prediction. The method comprises the following steps of identifying a static reference object of a target frame image in a video through a target detection algorithm, reading a certain number of front and rear frame images of the target frame image, screening an effective frame image capable of identifying the static reference object, and calculating a motion track of the static reference object corresponding to a time axis; inputting a rectangular area with a watermark manually; predicting the motion tracks of all pixels of the rectangular area with the watermark, if a certain pixel is not predicted in the effective frame image, taking the average value of the pixel values around the pixel as a predicted value of the pixel, otherwise, taking the average value of the pixel values of the pixel predicted in the effective frame image of the pixel as a predicted value of the pixel; and obtaining the predicted values of all pixels of the rectangular area with the watermark of each frame of image, and displaying the predicted values along with a video time axis. According to the invention, a predicted video motion mode is adopted, and the data of front and rear frames is adopted for filling to ensure that the data is close to the previous pixels as much as possible.
Owner:北京云摄美网络科技有限公司

Scribing machine booster with illuminating function

The invention discloses a scribing machine booster with an illuminating function. The scribing machine booster comprises a vehicle frame, a seat, two driving wheels, a power transmission system, a braking system and an illuminating system; the power transmission system comprises an engine, a hydraulic pump, a hydraulic oil tank, a reversing transmission mechanism, a left wheel edge motor and a right wheel edge motor, and the engine is connected with the hydraulic pump through a coupling; an oil inlet port of the hydraulic pump is connected with the hydraulic oil tank through a hydraulic pipe;the reversing transmission mechanism comprises a walking foot pedal, a reversing rotating shaft, a reversing connecting block and a pulling rod; the braking system is arranged at the front part of thevehicle frame; the illuminating system comprises an LED illuminating lamp and an illuminating supporting frame; and a vehicle frame supporting device is downward arranged on the rear portion of the vehicle frame. According to the scribing machine booster with the illuminating function, the engine is directly connected with the hydraulic pump through the coupling, power of the equipment is directly provided by the two wheel edge motors, and a reversing valve of the hydraulic pump is driven by rotating the walking foot pedal to realize control of the walking direction, the power loss of the equipment is small, the equipment is compact, and transferring and using of a construction site are facilitated.
Owner:WELL ROAD MACHINERY CO LTD

Wall surface processing device

The invention provides a wall surface processing device. The wall surface processing device comprises a vehicle body walking along a track, a walking driving device is arranged in the vehicle body, and the vehicle body is fixedly connected with the vertical guide rail; a slurry supply sliding seat is arranged on the vertical guide rail in a sliding mode, the slurry supply sliding seat is providedwith a slurry supply head, and a first lifting driving device for driving the slurry supply sliding seat to slide up and down is arranged between the vertical guide rail and the slurry supply slidingseat; and a buffer bin is further arranged in the vehicle body, the buffer bin is connected with a slurry supply device, and the slurry supply device is connected with a slurry supply head through a slurry conveying hose. According to the wall surface processing device, The rotating function of the slurry supply head is canceled by adopting the structure of the extrusion slurry supply and displaymode construction, so that the waste of the slurry can be greatly reduced, and the flatness of the coating on the wall surface can be improved; and moreover, by testing the wall surface processing device, the waste amount of the slurry is lower than 3% of the weight, the flatness error can be controlled within 1-3 mm, and gaps between the arrays are connected naturally.
Owner:CHINA THREE GORGES UNIV

Covered stent for reconstructing aortic arch and branches thereof

The invention relates to a covered stent for reconstructing an aortic arch and branches thereof, which belong to the technical field of medical instruments. The stent is arranged in an aortic arch and branch blood vessels of the aortic arch and comprises an in-aortic covered stent body, a covered stent body with branches and an in-aortic bare stent body. The periphery of the in-aortic bare stent bodyis sleeved with a in-aortic covered stent body; the in-aortic covered stent body is cylindrical, an opening is formed in the side wall, one end of the covered stent body with the branches is clamped between the in-aortic covered stent body and the in-aortic bare stent body at the opening, and the other end of the covered stent body with the branches is provided with branch parts arranged in aortic arch branch blood vessels respectively. Physiological in-situ reconstruction can be carried out on diseased regions which relate to aortic arches and involve unknown arteries and left common carotid arteries; thesurgical trauma is small, and each stent is naturally connected according to a physiological structure and is tightly combined.
Owner:ZHONGSHAN HOSPITAL FUDAN UNIV

Natural plant pigment extraction process

The invention discloses a natural plant pigment extraction process, which comprises the steps of soaking, crushing, rolling, filtering, concentrating, drying, and powder making to finally obtain pigment powder, wherein soaking, crushing, rolling and filtering are all completed in a pigment extraction all-in-one machine so as to greatly improve the production efficiency and achieve automatic operation and continuous production, the pigment extraction all-in-one machine is soaked before cleaning to effectively separate and remove harmful residual substances on natural plants so as to greatly improve the cleaning effect and efficiency of the natural plants, multiple times of cyclic crushing treatment can be achieved in a crushing area so as to completely extract the pigment, a rolling and discharging area can continuously conduct rolling and juice discharging in a conveying and moving process so as to achieve complete extraction, and an impurity filtering area can achieve the filtering effect while can further crush substances which cannot be filtered, so that the substances can be completely utilized, and the utilization rate is maximized.
Owner:浙江久灵笔刷有限公司
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