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62results about How to "Save labeling time" patented technology

Pre-labeling model training method and device, certificate pre-labeling method and device, equipment and medium

The invention relates to the field of classification models of artificial intelligence, and provides a pre-labeling model training method and device, a certificate pre-labeling method and device, equipment and a medium. The method comprises the steps: obtaining a target labeling category, target description, model performance parameters and an image sample set; crawling a to-be-migrated category in a target classification and identification library by using a text similarity technology; searching a to-be-migrated model from the target classification and identification library through a simulation target identification technology, and identifying a target region of each image sample; performing target fine tuning to obtain a fine tuning area, and inputting the image sample, the fine tuning area and the target labeling category into the to-be-migrated model; acquiring and marking a target labeling area by using a transfer learning technology; determining a loss value according to the target labeling area and the fine tuning area; and training the to-be-migrated model until the training is completed to obtain a pre-labeled model. According to the invention, automatic training of a zero-labeling image sample set is realized, the pre-labeling model is obtained, and the manual labeling time and workload are reduced.
Owner:PING AN BANK CO LTD

Data labeling method and device based on self-learning algorithm

The invention relates to the field of voice signal processing, in particular to a data labeling method and device based on self-learning algorithm. The method comprises a speech recognition step, a text comparison step, a natural language processing algorithm evaluation step, a natural language processing algorithm prediction step, a data labeling step, a quality inspection step and a self-learning step. The text comparison step is used for comparing a plurality of recognition texts, labeling difference parts of texts and performing sentence breaking processing. The data labeling step is usedfor performing data labeling on an optimal pre-labeled text for a plurality of times by referring to an original recognition text and a prediction text of the difference parts, so as to form a plurality of groups of data labeling texts. The self-learning step is used for inputting the optimal labeled text and a corresponding audio signal into a speech recognition engine, wherein the speech recognition engine is iteratively trained based on the self-learning algorithm. According to the labeling method and device, the data labeling time is greatly saved, the data labeling quality and the data labeling efficiency are effectively improved, the training support is provided for various artificial intelligence products, and the production effect of intelligent products is improved.
Owner:深圳平安综合金融服务有限公司

Annotation object control device

The embodiment of the invention discloses an annotation object control device. According to the device, after annotation boxes are adopted to annotate objects in an image, control points of the annotation boxes are acquired, and a corresponding relation between the control points and the objects is established; if a mouse clicking event is monitored, a mouse position is acquired; and if it is known that the mouse position is in at least two annotation boxes through judgment, target control points closest to the mouse position in the annotation boxes are acquired, and target objects corresponding to the target control points are obtained according to the corresponding relation. According to the embodiment, the mouse position is acquired after the mouse clicking event is monitored, the target control points closest to the mouse position are calculated, and the target objects corresponding to the target control points are obtained according to the corresponding relation between the control points and the objects. Therefore, the target objects can be determined according to the mouse clicking position, the number of interactions between an annotation tool and a user is reduced, the annotation process is simpler, and meanwhile annotation time is saved.
Owner:FAFA AUTOMOBILE (CHINA) CO LTD

Ultrasonic image segmentation system and method based on side window attention mechanism

The invention provides an ultrasonic image segmentation system and method based on a side window attention mechanism. The system comprises an ultrasonic data acquisition module, a first data transmission module, a server module, a second data transmission module and a visualization module. The first data transmission module is respectively connected with the ultrasonic data acquisition module, the server module and the visualization module; the server module comprises an image preprocessing unit and an ultrasonic image segmentation model; the ultrasonic image segmentation model comprises a convolutional neural network, a cavity convolution module, a side window attention module and a classifier; the convolutional neural network is respectively connected with the image preprocessing unit, the cavity convolution module, the side window attention module and the classifier; the second data transmission module is connected with the visualization module; according to the method, the convolutional neural network based on the side window attention mechanism is adopted, side window convolution is fused into the convolution process, the segmentation effect is more accurate in combination with the attention mechanism, and the calculation amount is greatly reduced.
Owner:SHANGHAI UNIV OF ENG SCI +1

Deep learning SAR image ship identification method based on self-supervision condition

The invention relates to a deep learning SAR (Synthetic Aperture Radar) image ship identification method based on a self-supervision condition. The method comprises the following steps: firstly, preprocessing SAR data, acquiring an image pixel threshold value by utilizing accumulative inverse exponential probability distribution, carrying out rapid segmentation by utilizing the threshold value to obtain a binary image, then carrying out eight-neighborhood communication processing on the binary image, acquiring geometric information of a candidate target, constructing an SAR ship slice data set according to the geometric information of the candidate target, finally, establishing a CNN model, and training and tuning the CNN model so as to be used for self-supervision identification on the ship target. According to the CNN model based on the self-supervision thought, only a small number of training samples need to be labeled in the recognition process, the sample labeling time is greatly shortened, and the ship detection efficiency is improved; and the backbone model adopts a lightweight model Shufflenet network, model parameters are few, high training precision can be obtained with short training time, the convergence speed is high, and the precision is high.
Owner:WUHAN UNIV

Processing method, device and equipment for sentence vector generation model based on artificial intelligence

The invention discloses a processing method of a sentence vector generation model based on artificial intelligence, which is applied to the technical field of artificial intelligence and is used for solving the technical problems of low learning efficiency of text sentence vectors and poor expression accuracy of the sentence vectors. The method provided by the invention comprises the following steps: acquiring a text sample which does not carry a sample label; inputting the text sample into a BERT module in a sentence vector generation model to be trained, and outputting an intermediate feature of the text sample through the BERT module; selecting different discarding masks for the middle features of the same text sample to execute dropout discarding operation, and obtaining middle feature vectors, corresponding to the discarding masks, of the same text sample; determining the intermediate feature vectors belonging to the same text sample as positive samples, and determining the intermediate feature vectors belonging to different text samples as negative samples; and training the sentence vector generation model according to the positive sample, the negative sample and a loss function to obtain a trained sentence vector generation model.
Owner:CHINA PING AN LIFE INSURANCE CO LTD

Traffic mode recognition method based on genetic algorithm and fuzzy neural network

The invention belongs to the technical field of traffic, particularly relates to a traffic mode recognition method based on a genetic algorithm and a fuzzy neural network, and aims to recognize the traffic mode of an elevator, perform preprocessing and label construction on training data by using a k-means clustering method, and improve the traffic mode recognition accuracy. And constructing a three-layer fuzzy neural network model to output the prediction probability of each traffic mode, and initializing a weight coefficient in the constructed fuzzy neural network model by using a genetic algorithm. According to the method, the neural network is effectively prevented from falling into a local optimal solution when the target is optimized, and the program performance in the traffic mode recognition process is improved. The weight of the neural network is initialized by using a genetic algorithm, and a basis can be provided for subsequent neural network back propagation optimization. By adopting the fuzzy logic method, the situation of overfitting of the neural network can be reduced, and the process of rapid change of the passenger flow volume under a certain special condition is smoothed, so that the training of the neural network and the prediction of the traffic mode are more accurate.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA ZHONGSHAN INST
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