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Large Language Models (LLMs) with extended reasoning capabilities often generate verbose and redundant reasoning traces, incurring unnecessary computational cost. While existing reinforcement learning approaches address this by optimizing…

人工智能 · 计算机科学 2026-03-19 Chengwei Wei , Jung-jae Kim , Longyin Zhang , Shengkai Chen , Nancy F. Chen

We propose a novel biologically-plausible solution to the credit assignment problem motivated by observations in the ventral visual pathway and trained deep neural networks. In both, representations of objects in the same category become…

机器学习 · 计算机科学 2020-12-08 Shanshan Qin , Nayantara Mudur , Cengiz Pehlevan

Image captioning is a challenging problem owing to the complexity in understanding the image content and diverse ways of describing it in natural language. Recent advances in deep neural networks have substantially improved the performance…

计算机视觉与模式识别 · 计算机科学 2017-04-14 Zhou Ren , Xiaoyu Wang , Ning Zhang , Xutao Lv , Li-Jia Li

We propose a deep-learning approach for the joint MIMO detection and channel decoding problem. Conventional MIMO receivers adopt a model-based approach for MIMO detection and channel decoding in linear or iterative manners. However, due to…

信息论 · 计算机科学 2019-01-18 Taotao Wang , Lihao Zhang , Soung Chang Liew

Recently, more and more people study online for the convenience of access to massive learning materials (e.g. test questions/notes), thus accurately understanding learning materials became a crucial issue, which is essential for many…

计算与语言 · 计算机科学 2023-03-15 He Zhu , Xihua Li , Xuemin Zhao , Yunbo Cao , Shan Yu

Recent works using artificial neural networks based on distributed word representation greatly boost performance on various natural language processing tasks, especially the answer selection problem. Nevertheless, most of the previous works…

计算与语言 · 计算机科学 2018-03-19 Lingxun Meng , Yan Li

Deep learning recommendation systems rely on feature interaction modules to model complex user-item relationships across sparse categorical and dense features. In large-scale ad ranking, increasing model capacity is a promising path to…

机器学习 · 计算机科学 2026-02-11 Jiacheng Li , Yixiong Meng , Yi wu , Yun Zhao , Sharare Zehtabian , Jiayin Jin , Degao Peng , Jinfeng Zhuang , Qifei Shen , Kungang Li

Contrastive losses have long been a key ingredient of deep metric learning and are now becoming more popular due to the success of self-supervised learning. Recent research has shown the benefit of decomposing such losses into two…

机器学习 · 计算机科学 2021-12-23 Arnaud Sors , Rafael Sampaio de Rezende , Sarah Ibrahimi , Jean-Marc Andreoli

Speech enhancement has benefited from the success of deep learning in terms of intelligibility and perceptual quality. Conventional time-frequency (TF) domain methods focus on predicting TF-masks or speech spectrum, via a naive convolution…

音频与语音处理 · 电气工程与系统科学 2020-09-24 Yanxin Hu , Yun Liu , Shubo Lv , Mengtao Xing , Shimin Zhang , Yihui Fu , Jian Wu , Bihong Zhang , Lei Xie

Deep complex convolution recurrent network (DCCRN), which extends CRN with complex structure, has achieved superior performance in MOS evaluation in Interspeech 2020 deep noise suppression challenge (DNS2020). This paper further extends…

音频与语音处理 · 电气工程与系统科学 2021-06-17 Shubo Lv , Yanxin Hu , Shimin Zhang , Lei Xie

We consider learning representations (features) in the setting in which we have access to multiple unlabeled views of the data for learning while only one view is available for downstream tasks. Previous work on this problem has proposed…

机器学习 · 计算机科学 2016-02-03 Weiran Wang , Raman Arora , Karen Livescu , Jeff Bilmes

Despite the deep neural networks (DNN) has achieved excellent performance in image classification researches, the training of DNNs needs a large of clean data with accurate annotations. The collect of a dataset is easy, but it is difficult…

计算机视觉与模式识别 · 计算机科学 2019-08-19 Qian Zhang , Feifei Lee , Ya-Gang Wang , Qiu Chen

Multi-task dense prediction solves complementary pixel-level tasks in a unified model, such as semantic segmentation, depth estimation, surface normal estimation, and edge detection. Existing decoder-side interactions use attention,…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Meihua Zhou , Li Yang

Deep convolutional neural networks (DCNNs) are powerful models that yield impressive results at object classification. However, recent work has shown that they do not generalize well to partially occluded objects and to mask attacks. In…

计算机视觉与模式识别 · 计算机科学 2020-01-30 Adam Kortylewski , Qing Liu , Huiyu Wang , Zhishuai Zhang , Alan Yuille

As a step towards improving the abstract reasoning capability of machines, we aim to solve Raven's Progressive Matrices (RPM) with neural networks, since solving RPM puzzles is highly correlated with human intelligence. Unlike previous…

计算机视觉与模式识别 · 计算机科学 2022-05-30 Tao Zhuo , Mohan Kankanhalli

The optimal solution to an optimization problem depends on the problem's objective function, constraints, and size. While deep neural networks (DNNs) have proven effective in solving optimization problems, changes in the problem's size,…

Large Reasoning Models (LRMs) have shown exceptional reasoning capabilities, but they also suffer from the issue of overthinking, often generating excessively long and redundant answers. For problems that exceed the model's capabilities,…

机器学习 · 计算机科学 2026-03-23 Yinan Xia , Haotian Zhang , Huiming Wang

We propose a novel deep convolutional neural network (CNN) based multi-task learning approach for open-set visual recognition. We combine a classifier network and a decoder network with a shared feature extractor network within a multi-task…

计算机视觉与模式识别 · 计算机科学 2019-03-11 Poojan Oza , Vishal M. Patel

We propose a method for tackling catastrophic forgetting in deep reinforcement learning that is \textit{agnostic} to the timescale of changes in the distribution of experiences, does not require knowledge of task boundaries, and can adapt…

机器学习 · 计算机科学 2019-06-18 Christos Kaplanis , Murray Shanahan , Claudia Clopath

Computerized Adaptive Testing (CAT) is a widely used technology for evaluating learners' proficiency in online education platforms. By leveraging prior estimates of proficiency to select questions and updating the estimates iteratively…

信息检索 · 计算机科学 2025-12-24 Mi Tian , Kun Zhang , Fei Liu , Jinglong Li , Yuxin Liao , Chenxi Bai , Zhengtao Tan , Le Wu , Richang Hong