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Event cameras asynchronously capture brightness changes with low latency, high temporal resolution, and high dynamic range. However, annotation of event data is a costly and laborious process, which limits the use of deep learning methods…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Simon Klenk , David Bonello , Lukas Koestler , Nikita Araslanov , Daniel Cremers

Machine learning is widely used to analyze biological sequence data. Non-sequential models such as SVMs or feed-forward neural networks are often used although they have no natural way of handling sequences of varying length. Recurrent…

Quantitative Methods · Quantitative Biology 2016-03-14 Søren Kaae Sønderby , Casper Kaae Sønderby , Henrik Nielsen , Ole Winther

This paper presents a cost-effective, low-power approach to unintentional fall detection using knowledge distillation-based LSTM (Long Short-Term Memory) models to significantly improve accuracy. With a primary focus on analyzing…

Signal Processing · Electrical Eng. & Systems 2023-08-25 Hannah Zhou , Allison Chen , Celine Buer , Emily Chen , Kayleen Tang , Lauryn Gong , Zhiqi Liu , Jianbin Tang

Computed tomography (CT) imaging could be very practical for diagnosing various diseases. However, the nature of the CT images is even more diverse since the resolution and number of the slices of a CT scan are determined by the machine and…

Image and Video Processing · Electrical Eng. & Systems 2022-07-11 Chih-Chung Hsu , Chi-Han Tsai , Guan-Lin Chen , Sin-Di Ma , Shen-Chieh Tai

Semantic video segmentation is a key challenge for various applications. This paper presents a new model named Noisy-LSTM, which is trainable in an end-to-end manner, with convolutional LSTMs (ConvLSTMs) to leverage the temporal coherency…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Bowen Wang , Liangzhi Li , Yuta Nakashima , Ryo Kawasaki , Hajime Nagahara , Yasushi Yagi

In this paper, we propose a novel method for video anomaly detection motivated by an existing architecture for sequence-to-sequence prediction and reconstruction using a spatio-temporal convolutional Long Short-Term Memory (convLSTM). As in…

Computer Vision and Pattern Recognition · Computer Science 2022-05-19 Hanh Thi Minh Tran , David Hogg

Dynamic Vision Sensors (DVSs) asynchronously stream events in correspondence of pixels subject to brightness changes. Differently from classic vision devices, they produce a sparse representation of the scene. Therefore, to apply standard…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Marco Cannici , Marco Ciccone , Andrea Romanoni , Matteo Matteucci

Brief fragments of sleep shorter than 15 s are defined as microsleep episodes (MSEs), often subjectively perceived as sleepiness. Their main characteristic is a slowing in frequency in the electroencephalogram (EEG), similar to stage N1…

Long Short-Term Memory (LSTM) has achieved state-of-the-art performances on a wide range of tasks. Its outstanding performance is guaranteed by the long-term memory ability which matches the sequential data perfectly and the gating…

Neural and Evolutionary Computing · Computer Science 2019-01-29 Shiwei Liu , Decebal Constantin Mocanu , Mykola Pechenizkiy

Recently, integrating visual foundation models into large language models (LLMs) to form video understanding systems has attracted widespread attention. Most of the existing models compress diverse semantic information within the whole…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Dingxin Cheng , Mingda Li , Jingyu Liu , Yongxin Guo , Bin Jiang , Qingbin Liu , Xi Chen , Bo Zhao

A method to rapidly estimate extreme ship response events is developed in this paper. The method involves training by a Long Short-Term Memory (LSTM) neural network to correct a lower-fidelity hydrodynamic model to the level of a…

Machine Learning · Computer Science 2025-03-28 Samuel J. Edwards , Michael D. Levine

Cell detection is an essential task in cell image analysis. Recent deep learning-based detection methods have achieved very promising results. In general, these methods require exhaustively annotating the cells in an entire image. If some…

Computer Vision and Pattern Recognition · Computer Science 2021-07-22 Kazuma Fujii , Daiki Suehiro , Kazuya Nishimura , Ryoma Bise

Temporal segmentation of long videos is an important problem, that has largely been tackled through supervised learning, often requiring large amounts of annotated training data. In this paper, we tackle the problem of self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Sathyanarayanan N. Aakur , Sudeep Sarkar

Every moment counts in action recognition. A comprehensive understanding of human activity in video requires labeling every frame according to the actions occurring, placing multiple labels densely over a video sequence. To study this…

Computer Vision and Pattern Recognition · Computer Science 2017-06-12 Serena Yeung , Olga Russakovsky , Ning Jin , Mykhaylo Andriluka , Greg Mori , Li Fei-Fei

Temporal awareness is essential for video large language models (LLMs) to understand and reason about events within long videos, enabling applications like dense video captioning and temporal video grounding in a unified system. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Andong Deng , Zhongpai Gao , Anwesa Choudhuri , Benjamin Planche , Meng Zheng , Bin Wang , Terrence Chen , Chen Chen , Ziyan Wu

The field of lung nodule detection and cancer prediction has been rapidly developing with the support of large public data archives. Previous studies have largely focused on cross-sectional (single) CT data. Herein, we consider longitudinal…

Highlight detection has the potential to significantly ease video browsing, but existing methods often suffer from expensive supervision requirements, where human viewers must manually identify highlights in training videos. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Bo Xiong , Yannis Kalantidis , Deepti Ghadiyaram , Kristen Grauman

Long Short-Term Memory (LSTM) is a prominent recurrent neural network for extracting dependencies from sequential data such as time-series and multi-view data, having achieved impressive results for different visual recognition tasks. A…

Computer Vision and Pattern Recognition · Computer Science 2020-06-03 Alireza Sepas-Moghaddam , Ali Etemad , Fernando Pereira , Paulo Lobato Correia

Automatic cell tracking in dense environments is plagued by inaccurate correspondences and misidentification of parent-offspring relationships. In this paper, we introduce a novel cell tracking algorithm named DenseTrack, which integrates…

Image and Video Processing · Electrical Eng. & Systems 2024-07-08 Tanjin Taher Toma , Yibo Wang , Andreas Gahlmann , Scott T. Acton

In many real-world scientific problems, generating ground truth (GT) for supervised learning is almost impossible. The causes include limitations imposed by scientific instrument, physical phenomenon itself, or the complexity of modeling.…

Image and Video Processing · Electrical Eng. & Systems 2020-08-31 Arif Ahmed Sekh , Ida S. Opstad , Rohit Agarwal , Asa Birna Birgisdottir , Truls Myrmel , Balpreet Singh Ahluwalia , Krishna Agarwal , Dilip K. Prasad