Automatic text detection in video frames
Automatic text detection in video frames.
... candidate text block. And then the neural network is introduced into the further classification of the text blocks and the non -text blocks in video frames. The idea of bootstrap is introduced into ... the blocks into text blocks and non -text blocks. Thirdly, the Gabor texture features are input as the train samples into the ANN to train the network. The bootstrap is introduced into this process. ... process. Those non -text blocks that are classified as text- blocks falsely are put in the non -text block training set of ANN as the new non -text blocks training samples. Finally, the ANN is used...
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Tài liệu Báo cáo khoa học: "Automatic error detection in the Japanese learners’ English spoken data" pdf
... by conducting experiments using our learner corpus, which contains information on learners’ errors. 1 Introduction One of the most important things in keeping up with our current information-driven ... automatically. In this paper, we introduce a method of detect-ing learners’ errors, and we examine to what ex-tent this could be accomplished using our learner corpus data including error tags ... article. By referring to information on the corrected form indicated in an error tag, the sys-tem can convert erroneous parts into corrected equivalents. 3 Error detection method In this section,...
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Báo cáo khoa học: "Using Deep Morphology to Improve Automatic Error Detection in Arabic Handwriting Recognition" pot
... Effect of Training Data Size In order to allow for rapid examination of multi-ple feature combinations, we restricted the size ofthe training set (S) to maintain manageable train-ing times. ... models were trained on the {S=4000,H=10} training set.train is less than dev and train: 63% versus 81%,respectively on {S=4000}.5.5 Preliminary Combination Analysis In a preliminarily investigation ... this assumption bytaking the best-performing feature sets from Table 5and training new models using twice the trainingdata {S=4000}. The results are shown in Table 6. In each case, the improvements...
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Báo cáo " Motion detection and tracking algorithms in video streams " docx
... processing. 3.3. Moving objects tracking Moving objects tracking requires to match regions detected in two (or more) consecutive frames. In real video, the matching has to deal with false detections ... Reconstruction , Minimax Similarity Function 1. Introduction Moving objects detection in video streams is a key fundamental and critical task in many computer vision applications, including video surveillance, ... the frames of input video sequence in which moving objects are present and produced background of the dynamic scene. Frames for processing take out through the set interval. Algorithm includes...
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Automatic text extraction using DWT and Neural Network
... containing texts are then obtained using a threshold afterward. Chun et al. [5] extract text regions in video sequences using Fast Fourier Transform operation (FFT) and neural network. In this ... detect text edges in video sequences using a color edge detector and then apply a low threshold to filter out definite non-edge points. Real text edges are detected using an edge-strength-smoothing ... text region The sample images chosen for experiments include some pure text samples and some samples containing non -text regions. Corresponding to the text characteristics of an image, the intensity...
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Tài liệu IP Video Security Guide: Global Leaders in Video and Security Systems pptx
... Contents Since 1996, Pelco has provided security professionals with technical and product training. The Pelco Global Training Institute offers instructor led courses at three training centers in North ... Helping the world’s businesses keep their buildings, employees, and customers safe and secure is a fast-growing industry. The key security control systems in use today are intrusion detection, ... Before introducing IP video on the system, the network engineer should monitor the network to establish a baseline of current network performance and utilization. Using the baseline as a point...
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Tài liệu Báo cáo khoa học: "Semantic Information and Derivation Rules for Robust Dialogue Act Detection in a Spoken Dialogue System" pptx
... rules from the train-ing text. The DR-DA matrix is created after cluster-ing the sentences into different dialogue acts (DAs),counting the occurrences the DRs in DA, and intro-ducing an entropy-based ... cansee that the inference of the user’s overall intentionvia DA detection is an important task in SDS.Figure 1 depicts the training and test phases ofthe SLU module and the DM module in our system.The ... LinguisticsSemantic Information and Derivation Rules for Robust Dialogue Act Detection in a Spoken Dialogue SystemWei-Bin Liang1Chung-Hsien Wu2Department of Computer Science andInformation EngineeringNational...
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Tài liệu Báo cáo khoa học: "Automatic Satire Detection: Are You Having a Laugh?" ppt
... satirical article beginningMissing Brazilian balloonist Padre spotted strad-dling Pink Floyd flying pig.We include both a continuous representation ofv for each article, in the form of log(v(E)), ... unigram appearing on the first lineof an article. In this way the heading tokens arerepresented twice: once in the overall set of uni-grams in the article, and once in the set of headingunigrams.Profanity: ... selecting a newswire document; (2)hand-picking a key individual, institution or eventfrom the selected document, and using it to for-mulate a phrasal query (e.g. Bill Clinton); (3) us-ing the...
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Tài liệu Báo cáo khoa học: "Text Alignment in a Tool for Translating Revised Documents" docx
... must be minor). In the character-based algorithm, for example, this is im- plicit in the assumption that the number of charac- ters of the SL text at each point (counting from the beginning of ... assigned to the assumption that a certain segment in one text has no corresponding segment in the other text. Like- wise, ifj and j+ 1 are insertions to the other text the score considers i - 2/j ... segment previous to an insertion is based on appropriate preceding context but irrelevant following context (the reverse holds for a segment following an insertion) 1 . To minimize the effect...
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Skew-Aware Automatic Database Partitioning in Shared-Nothing, Parallel OLTP Systems ppt
... through-put increase for the same 8× increase in nodes.To further ascertain the impact of the individual design elements,we executed TATP again using the HR+ design but alternativelyremoving: (1) ... scheduling problems with earliness and tardinesscosts. In Principles and Practice of Constraint Programming, volume 2833,pages 817–821, 2003.[19] S. Duan, V. Thummala, and S. Babu. Tuning database ... advisor: integrated automatic physical databasedesign. In VLDB, pages 1087–1097, 2004.72Skew-Aware Automatic Database Partitioning in Shared-Nothing, Parallel OLTP SystemsAndrew Pavlo Carlo Curino...
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Từ khóa: developments in affect detection in edramatext animation in flash cs3 tutorialtext animation in flash cs3knowledge management data mining and text mining in medical informaticsdistributed denial of service attack detection in wireless sensor networksworking with text files in pythonBáo cáo quy trình mua hàng CT CP Công Nghệ NPVchuyên đề điện xoay chiều theo dạngNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namNghiên cứu tổ hợp chất chỉ điểm sinh học vWF, VCAM 1, MCP 1, d dimer trong chẩn đoán và tiên lượng nhồi máu não cấpNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000BT Tieng anh 6 UNIT 2Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtchuong 1 tong quan quan tri rui roGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ