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Tracking by detection is a common approach to solving the Multiple Object Tracking problem. In this paper we show how learning a deep similarity metric can improve three key aspects of pedestrian tracking on a multiple object tracking…

计算机视觉与模式识别 · 计算机科学 2019-11-12 Michael Thoreau , Navinda Kottege

Training deep neural networks requires massive amounts of training data, but for many tasks only limited labeled data is available. This makes weak supervision attractive, using weak or noisy signals like the output of heuristic methods or…

机器学习 · 计算机科学 2017-12-08 Mostafa Dehghani , Aliaksei Severyn , Sascha Rothe , Jaap Kamps

Unlike images or videos data which can be easily labeled by human being, sensor data annotation is a time-consuming process. However, traditional methods of human activity recognition require a large amount of such strictly labeled data for…

机器学习 · 计算机科学 2019-07-02 Kun Wang , Jun He , Lei Zhang

Deep neural networks are efficient learning machines which leverage upon a large amount of manually labeled data for learning discriminative features. However, acquiring substantial amount of supervised data, especially for videos can be a…

计算机视觉与模式识别 · 计算机科学 2018-08-16 Sujoy Paul , Sourya Roy , Amit K. Roy-Chowdhury

Deep learning has become the standard methodology to approach computer vision tasks when large amounts of labeled data are available. One area where traditional deep learning approaches fail to perform is one-shot learning tasks where a…

计算机视觉与模式识别 · 计算机科学 2020-07-02 Stefan Schneider , Graham W. Taylor , Stefan Linquist , Stefan C. Kremer

Sensor-based human activity segmentation and recognition are two important and challenging problems in many real-world applications and they have drawn increasing attention from the deep learning community in recent years. Most of the…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Furong Duan , Tao Zhu , Jinqiang Wang , Liming Chen , Huansheng Ning , Yaping Wan

Deep metric learning maps visually similar images onto nearby locations and visually dissimilar images apart from each other in an embedding manifold. The learning process is mainly based on the supplied image negative and positive training…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Chang-Hui Liang , Wan-Lei Zhao , Run-Qing Chen

Human activity recognition using smart home sensors is one of the bases of ubiquitous computing in smart environments and a topic undergoing intense research in the field of ambient assisted living. The increasingly large amount of data…

神经与进化计算 · 计算机科学 2018-04-20 Deepika Singh , Erinc Merdivan , Ismini Psychoula , Johannes Kropf , Sten Hanke , Matthieu Geist , Andreas Holzinger

Batteryless or so called passive wearables are providing new and innovative methods for human activity recognition (HAR), especially in healthcare applications for older people. Passive sensors are low cost, lightweight, unobtrusive and…

机器学习 · 计算机科学 2019-06-07 Alireza Abedin , S. Hamid Rezatofighi , Qinfeng Shi , Damith C. Ranasinghe

Recognising relevant objects or object states in its environment is a basic capability for an autonomous robot. The dominant approach to object recognition in images and range images is classification by supervised machine learning,…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Mikhail Usvyatsov , Konrad Schindler

This paper introduces a novel approach to the task of data association within the context of pedestrian tracking, by introducing a two-stage learning scheme to match pairs of detections. First, a Siamese convolutional neural network (CNN)…

机器学习 · 计算机科学 2016-08-05 Laura Leal-Taixé , Cristian Canton Ferrer , Konrad Schindler

Deep learning methodologies have been employed in several different fields, with an outstanding success in image recognition applications, such as material quality control, medical imaging, autonomous driving, etc. Deep learning models rely…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Saul Calderon-Ramirez , Shengxiang Yang , David Elizondo

Using raw sensor data to model and train networks for Human Activity Recognition can be used in many different applications, from fitness tracking to safety monitoring applications. These models can be easily extended to be trained with…

机器学习 · 计算机科学 2019-05-03 Schalk Wilhelm Pienaar , Reza Malekian

We propose a method to classify images from target classes with a small number of training examples based on transfer learning from non-target classes. Without using any more information than class labels for samples from non-target…

计算机视觉与模式识别 · 计算机科学 2016-02-17 Neeraj Kumar , Animesh Karmakar , Ranti Dev Sharma , Abhinav Mittal , Amit Sethi

Deep convolutional neural networks (CNNs) have structures that are loosely related to that of the primate visual cortex. Surprisingly, when these networks are trained for object classification, the activity of their early, intermediate, and…

神经元与认知 · 定量生物学 2016-10-18 Omid Rezai , Pinar Boyraz Jentsch , Bryan Tripp

Human activity recognition has grown in popularity with its increase of applications within daily lifestyles and medical environments. The goal of having efficient and reliable human activity recognition brings benefits such as accessible…

机器学习 · 计算机科学 2022-01-24 Rushit Dave , Naeem Seliya , Mounika Vanamala , Wei Tee

In many real-world scenarios, labeled data for a specific machine learning task is costly to obtain. Semi-supervised training methods make use of abundantly available unlabeled data and a smaller number of labeled examples. We propose a new…

计算机视觉与模式识别 · 计算机科学 2017-06-06 Philip Häusser , Alexander Mordvintsev , Daniel Cremers

Learning with few labeled data is a key challenge for visual recognition, as deep neural networks tend to overfit using a few samples only. One of the Few-shot learning methods called metric learning addresses this challenge by first…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Li Ke , Meng Pan , Weigao Wen , Dong Li

Recognizing human activities in a sequence is a challenging area of research in ubiquitous computing. Most approaches use a fixed size sliding window over consecutive samples to extract features---either handcrafted or learned…

计算机视觉与模式识别 · 计算机科学 2017-02-22 Rui Yao , Guosheng Lin , Qinfeng Shi , Damith Ranasinghe

In visual Simultaneous Localization And Mapping (SLAM), detecting loop closures has been an important but difficult task. Currently, most solutions are based on the bag-of-words approach. Yet the possibility of deep neural network…

计算机视觉与模式识别 · 计算机科学 2018-11-27 Zhang Qianhao , Alexander Mai , Joseph Menke , Allen Yang