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1815results about How to "Avoid missing detection" patented technology

Equipment and facility safety inspection intelligent patrolling operation system and application method thereof

The invention discloses an equipment and facility safety inspection intelligent patrolling operation system and an application method thereof. The system consists of a handheld wireless interconnection security patrolling device, a radio frequency identification (RFID) label card reader module and a central server, wherein a passive RFID label is distributed on a security facility in a closed space; the label number and three-dimensional (3D) virtual digital modeling data of the closed space are input into a computer system and/or a server by utilizing a global information system (GIS); when an inspector enters the closed space to inspect by carrying the handheld wireless interconnection security patrolling device; and identification codes stored in the passive RFID label, use informationof related security facility and equipment and location information thereof, and to-be-collected data which are collected by the security equipment through manual and automatic wireless sensing and collected by manual artificial detection are uploaded to the central server or transmitted to the computer system by the handheld wireless interconnection security patrolling device automatically, and are determined by the central server or the computer system. The system prompts and monitors the inspectors to maintain the security facility and equipment in time, so that the safety, effectiveness and reliability of the security facility and equipment can be improved.
Owner:新疆中睿电子科技有限公司 +1

Flexible general production line and production method of electronic product

The invention discloses a flexible general production line and a production method of an electronic product. The production line is characterized by comprising a main flow line and an intelligent control system of a flexible production line, wherein the main flow line comprises n independent functional module tables, at least one high-temperature aging table and a mobile conveying line; each functional module table has a same structure and comprises a scanner, a test part, a frock clamp operation part, a maintenance isolation part, a computer information system and a display; the high-temperature aging table comprises a high-temperature aging box body and a computer control system; and the computer information system of each functional module table and the computer control system of the high-temperature aging table are in two-way electric connection with the intelligent control system of the flexible production line respectively for information interaction, so intelligent control of the product in the whole production process is accomplished by verifying an identification code of each process of a produced target product and identifying whether the process is qualified. The functional module tables can be increased or decreased according to the type of the produced product, so that the formed production line is simple and convenient.
Owner:KEBODA TECH CO LTD +1

Front vehicle detection method based on monocular vision

The invention belongs to the technical field of intelligent transportation, and relates to a front vehicle detection method based on monocular vision, which comprises the steps of: acquiring a vehicle front road condition original image, capturing a subimage, carrying out histogram equalization on the subimage, extracting a vehicle front road surface average gray threshold; obtaining a gray threshold by adopting an improved OTSU method; calculating a binarization threshold; estimating a binarization result, segmenting and reinforcing a target according to an estimation result; filtering; obtaining a key position line expressing a bottommost line in a vehicle bottom shadow, carrying out line fusion on the key position line, then extracting target information of an image to be used as a target result of a current frame; and matching the target result of the current frame with a target result of the last frame and information of a tracking target result, and carrying out classifying decision on the target result of the current frame according to a matching result, and determining a final detection result of a front vehicle of the current frame. The front vehicle detection method has the characteristics of good instantaneity, high detection accuracy rate and good robustness.
Owner:TIANJIN POLYTECHNIC UNIV

Starting method and device of application program

The invention relates to the technical field of electronics and discloses a starting method and device of an application program. The starting method of the application program is applied to a mobile terminal, and comprises the following steps: binding fingerprint information which is obtained in advance with a pre-set shaking direction to form a fingerprint shaking combination; correspondingly binding the fingerprint shaking combination with the pre-set application program, and storing; when the mobile terminal is at a screen turned-off state or a screen turned-on and locked state, starting and identifying fingerprint information if a fingerprint identification module is pressed; if finding out fingerprint identification matched with the fingerprint identification identified by the fingerprint identification module from the pre-stored fingerprint shaking combination, detecting a shaking direction of the mobile terminal; and if detecting the fingerprint shaking combination comprises the identified fingerprint identification and the detected shaking direction, starting the application program bound with the fingerprint shaking combination. Therefore, the application program can be conveniently and rapidly started, the privacy of users is protected, the power consumption is saved and the user experience is improved.
Owner:SHANGHAI YUDE COMM TECH

Pedestrian detection method

The invention discloses a pedestrian detection method. Multiple times of convolution and pooling are performed on an input image through the pedestrian detection method based on a convolutional neuralnetwork; the features of the original image are extracted so as to obtain the corresponding feature graph of the original image; the corresponding feature graph after zooming of the original image isapproximately calculated through the image feature pyramid rules; a candidate window is generated through a region proposal network RPN; a candidate proposal window is further selected and summarizedaccording to the pedestrian size distribution in the candidate window; the corresponding weight of different scales of pedestrian targets on different scales of images is trained by using the training data having the tag; and the classifier network is trained. The summarized candidate window is solved, and the confidence obtained through the classifier and the set threshold are compared and finalpedestrian detection judgment is performed. Heavy calculation amount of obtaining the feature graph through image zooming calculation can be avoided by application of the image feature pyramid, and detection is performed on different feature graphs by using the weighing mode of different weights so that misjudgment and leak detection caused by single feature graph detection can be effectively avoided.
Owner:GOSUN GUARD SECURITY SERVICE TECH

Pressure pipeline ultrasonic internal detection automation device

InactiveCN104515807AMeet the detection frequencyMeet the wavelengthAnalysing solids using sonic/ultrasonic/infrasonic wavesArray elementEngineering
The invention relates to a pressure pipeline ultrasonic internal detection automation device; a purpose comprises that the provided device can meet detection requirements of a larger-diameter pipeline and has the characteristics of high detection accuracy and high detection efficiency. The technical scheme comprises that the pressure pipeline ultrasonic automatic detection device comprises a pipeline crawling robot, a probe assembly device, encoders, centralizers, supporting frames, a phased array module device and an ultrasonic detecting instrument; the probe assembly device comprises a first annular phased array probe assembly, a second annular phased array probe assembly, a conical phased array probe assembly for detecting defects of inner and outer surfaces and an interior circumference, and corresponding probe holding devices; the first annular phased array probe assembly, the second annular phased array probe assembly and the conical phased array probe assembly are each composed of more than 3 of 128 array element phased array probes; ultrasonic waves emitted by piezoelectric crystal plates of the probe assemblies firstly pass through an annular concave lens and then scan circumferential pipeline walls.
Owner:ZHEJIANG PROVINCIAL SPECIAL EQUIP INSPECTION & RES INST

Prompt control method and system for indoor unit, indoor unit and multi-split central air conditioner

The invention provides a prompt control method and system for an indoor unit, the indoor unit and a multi-split central air conditioner. The multi-split central air conditioner comprises at least two indoor units. The prompt control method for the indoor unit is used for the indoor unit and comprises the steps that whether the coil pipe temperature and the outlet air temperature of the current indoor unit are within a working temperature range or not is detected in the operating process; and when the coil pipe temperature and the current outlet air temperature are not within the working temperature range, a dedusting prompt signal for the current indoor unit is sent out. According to the prompt control method for the indoor unit, the dust accumulation condition of a filter screen is detected by detecting the operating parameter change, caused by excessive accumulated dust on the filter screen of the indoor unit, of the indoor unit, a user is effectively reminded to remove dust in time, the heat exchange effect of the multi-split central air conditioner is ensured, and user experience is improved; and the indoor unit applying the method is simple in structure, low in cost and effective in judgment.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1

Automatic tracking and positioning fire water monitor and automatic tracking and positioning jet flow fire-extinguishing method

The invention provides an automatic tracking and positioning fire water monitor and an automatic tracking and positioning jet flow fire-extinguishing method. The automatic tracking and positioning fire water monitor comprises a base, a support, a shell, a fire water monitor body, an infrared thermal imaging sensor, a processor, a water pump electric control valve, a horizontal stepping motor and a longitudinal stepping motor. The processor draws the coordinates of a thermal image in real time and judges the coordinates of the kindling point according to a preset temperature threshold value, and the thermal image is sent by the infrared thermal imaging sensor in real time. The fire water monitor body is positioned to the coordinates of the kindling point rapidly and tracks the coordinates of the kindling point in real time until the processor controls the water pump electric control valve to be opened and the fire water monitor body sprays water. The automatic tracking and positioning fire water monitor has the advantages of being scientific in design, rapid and accurate in positioning and capable of realizing movable fire tracking. The use method includes the steps of (1) clearing, (2) scanning, (3) judgment, (4) fire extinguishing, (5) water stop detection, (6) fire-extinguishing finishing and the like, and has the advantages of being simple, efficiency, capable of realizing movable fire tracking, complete in scanning coverage and capable of preventing detection omission.
Owner:河南联纵消防科技有限公司

Oil and gas pipeline intelligent internal detection device based on multi-module combined location

The invention discloses an oil and gas pipeline intelligent internal detection device based on multi-module combined location. The device comprises an internal detector arranged inside an oil and gas pipeline and a floor marker arranged outside the oil and gas pipeline. The internal detector comprises a driving system, a magnetic leakage detecting system, a speed control system, a distance measuring system and a low frequency emitting system, wherein the driving system, the magnetic leakage detection system, the speed control system, the distance measuring system and the low frequency emitting system are relatively fixedly connected together; the floor marker at least comprises a low frequency receiving system; the low frequency emitting system is used for sending detection results obtained by the magnetic leakage detection system out of the oil and gas pipeline; the low frequency receiving system is used for receiving low frequency electromagnetic pulse signals transmitted by the low frequency emitting system. The oil and gas pipeline intelligent internal detection device based on the multi-module combined location can timely obtain the detection data of the pipeline detector and analyze the detection data and accordingly rapidly determine the defect conditions of the pipeline.
Owner:BEIJING APC PETROCHEM TECH

Method and device for counting vehicles

The embodiment of the invention discloses a method and device for counting vehicles, relating to the field of intelligent traffic monitoring and overcoming the problem of inaccurate vehicle counting. The method comprises the following steps of: determining a counting mode of the vehicles according to correlation coefficients corresponding to a gray scale histogram of a video image; in the daytime mode, carrying out motion detection and/or edge detection by utilizing a preset first virtual coil and vehicle head detection by utilizing a preset second virtual coil, and further identifying the vehicles in the video image and counting the vehicles; and in the night mode, carrying out head light detection and head light matching by utilizing a preset third virtual coil, and further identifying the vehicles in the video image and counting the vehicles. According to the embodiment of the invention, the counting modes of vehicle counting are determined according to the correlation coefficients corresponding to the gray scale histogram of the video image, the counting modes comprise the daytime mode and the night mode, and the corresponding method for counting the vehicles is called according to the determined counting mode, therefore, the accuracy rate of the vehicle counting is improved.
Owner:北京汉王智远科技有限公司

Adhesion object segmentation method based on VIBE in object detection

The invention discloses an adhesion object segmentation method based on VIBE in object detection. The method includes the steps of background subtraction based on the VIBE, HOG feature vector extraction, SVM training and detection and segmentation algorithm optimization of multiple moving objects. For solving the problem of object adhesion occurring when the moving objects are shielded, the algorithm that spatial-temporal features are used for conducting rough segmentation on the moving objects in a video and then HOG features of the objects are extracted, trained and classified to perform precise segmentation is provided, the algorithm includes the steps that firstly, object detection is conducted through a VIBE algorithm, and a moving object area in a foreground is obtained by the adoption of background subtraction; secondly, scaling is conducted on images of the roughly-segmented moving objects in an original drawing, gradient histogram features of the images are extracted, a support vector machine is used for training to obtain an object segmentation classifier; finally, screening is conducted on positions of obtained moving objects, wrong objects which have large-area overlapping positions and are inconsistent in size are removed, and therefore segmentation of adhesion objects is completed.
Owner:HUZHOU TEACHERS COLLEGE

Automatic LCD screen defect detection system

The invention provides an automatic LCD screen defect detection system. The system comprises two display screen movement assemblies, a camera movement assembly, an electrical control system, a computer, an alarm and a displayer, wherein the two display screen movement assemblies are arranged in parallel; each display screen movement assembly comprises a detection station and a mounting station; the camera movement assembly is horizontally arranged above the two display screen movement assemblies; when one display screen movement assembly drives an LCD screen to move to the corresponding detection station, the electrical control system controls the camera movement assembly to drive a camera to move to the corresponding detection station, meanwhile, the electrical control system controls the other display screen movement assembly to move to the corresponding mounting station, the camera acquires image information of the LCD screen and sends the information to the computer for image processing, and if the display screen has defects, the displayer displays corresponding defects, and the alarm gives an alarm. A conventional human eye detection mode can be replaced by means of the automatic LCD screen defect detection system, the human cost can be saved, and the problems of misjudgment and leak detection caused by human eye detection can be solved.
Owner:CHENGDU JOVIAN TECH EXPL
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