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Despite the fact that notable improvements have been made recently in the field of feature extraction and classification, human action recognition is still challenging, especially in images, in which, unlike videos, there is no motion.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 Sina Mohammadi , Sina Ghofrani Majelan , Shahriar B. Shokouhi

Predicting novel views of a scene from real-world images has always been a challenging task. In this work, we propose a deep convolutional neural network (CNN) which learns to predict novel views of a scene from given collection of images.…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Amit More , Subhasis Chaudhuri

Recently, enhancing the numerical and logical reasoning capability of Large Language Models (LLMs) has emerged as a research hotspot. Existing methods face several limitations: inference-phase techniques (e.g., Chain of Thoughts) rely on…

Artificial Intelligence · Computer Science 2025-02-20 Hao Yi , Qingyang Li , Yulan Hu , Fuzheng Zhang , Di Zhang , Yong Liu

This paper presents experiments extending the work of Ba et al. (2014) on recurrent neural models for attention into less constrained visual environments, specifically fine-grained categorization on the Stanford Dogs data set. In this work…

Computer Vision and Pattern Recognition · Computer Science 2015-04-14 Pierre Sermanet , Andrea Frome , Esteban Real

The existing action recognition methods are mainly based on clip-level classifiers such as two-stream CNNs or 3D CNNs, which are trained from the randomly selected clips and applied to densely sampled clips during testing. However, this…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Yin-Dong Zheng , Zhaoyang Liu , Tong Lu , Limin Wang

Rapid categorization paradigms have a long history in experimental psychology: Characterized by short presentation times and speedy behavioral responses, these tasks highlight the efficiency with which our visual system processes natural…

Computer Vision and Pattern Recognition · Computer Science 2016-06-06 Sven Eberhardt , Jonah Cader , Thomas Serre

Genuine leather, such as the hides of cows, crocodiles, lizards and goats usually contain natural and artificial defects, like holes, fly bites, tick marks, veining, cuts, wrinkles and others. A traditional solution to identify the defects…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Sze-Teng Liong , Y. S. Gan , Kun-Hong Liu , Tran Quang Binh , Cong Tue Le , Chien An Wu , Cheng-Yan Yang , Yen-Chang Huang

Image and video analysis is often a crucial step in the study of animal behavior and kinematics. Often these analyses require that the position of one or more animal landmarks are annotated (marked) in numerous images. The process of…

Computer Vision and Pattern Recognition · Computer Science 2017-02-03 Mikhail Breslav , Tyson L. Hedrick , Stan Sclaroff , Margrit Betke

Reinforcement learning (RL) problems often feature deceptive local optima, and learning methods that optimize purely for reward signal often fail to learn strategies for overcoming them. Deep neuroevolution and novelty search have been…

Artificial Intelligence · Computer Science 2019-02-11 Ethan C. Jackson , Mark Daley

Recent machine learning models have shown that including attention as a component results in improved model accuracy and interpretability, despite the concept of attention in these approaches only loosely approximating the brain's attention…

Computer Vision and Pattern Recognition · Computer Science 2018-11-27 Hossein Adeli , Gregory Zelinsky

Photoplethysmography (PPG) is a widely used non-invasive physiological sensing technique, suitable for various clinical applications. Such clinical applications are increasingly supported by machine learning methods, raising the question of…

Humans use social context to specify preferences over behaviors, i.e. their reward functions. Yet, algorithms for inferring reward models from preference data do not take this social learning view into account. Inspired by pragmatic human…

Machine Learning · Computer Science 2024-05-24 Andi Peng , Yuying Sun , Tianmin Shu , David Abel

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,…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Mikhail Usvyatsov , Konrad Schindler

This paper revisits recognition of natural image pleasantness by employing deep convolutional neural networks and affordable eye trackers. There exist several approaches to recognize image pleasantness: (1) computer vision, and (2)…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Hamed R. Tavakoli , Jorma Laaksonen , Esa Rahtu

Preference-based reinforcement learning (PbRL) aligns a robot behavior with human preferences via a reward function learned from binary feedback over agent behaviors. We show that dynamics-aware reward functions improve the sample…

Artificial Intelligence · Computer Science 2024-02-29 Katherine Metcalf , Miguel Sarabia , Natalie Mackraz , Barry-John Theobald

Event cameras are novel bio-inspired vision sensors that measure pixel-wise brightness changes asynchronously instead of images at a given frame rate. They offer promising advantages, namely a high dynamic range, low latency, and minimal…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Friedhelm Hamann , Suman Ghosh , Ignacio Juarez Martinez , Tom Hart , Alex Kacelnik , Guillermo Gallego

This paper is concerned with ranking many pre-trained deep neural networks (DNNs), called checkpoints, for the transfer learning to a downstream task. Thanks to the broad use of DNNs, we may easily collect hundreds of checkpoints from…

Machine Learning · Computer Science 2022-08-31 Yandong Li , Xuhui Jia , Ruoxin Sang , Yukun Zhu , Bradley Green , Liqiang Wang , Boqing Gong

Social behavior is crucial for survival in many animal species, and a heavily investigated research subject. Current analysis methods generally rely on measuring animal interaction time or annotating predefined behaviors. However, these…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Giuseppe Chindemi , Benoit Girard , Camilla Bellone

Mid-price movement prediction based on limit order book (LOB) data is a challenging task due to the complexity and dynamics of the LOB. So far, there have been very limited attempts for extracting relevant features based on LOB data. In…

Statistical Finance · Quantitative Finance 2019-06-11 Adamantios Ntakaris , Giorgio Mirone , Juho Kanniainen , Moncef Gabbouj , Alexandros Iosifidis

Deep Reinforcement Learning (DRL) systems often tend to overfit to early experiences, a phenomenon known as the primacy bias (PB). This bias can severely hinder learning efficiency and final performance, particularly in complex…

Machine Learning · Computer Science 2025-02-04 Massimiliano Falzari , Matthia Sabatelli
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