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3D pose estimation is a challenging but important task in computer vision. In this work, we show that standard deep learning approaches to 3D pose estimation are not robust when objects are partially occluded or viewed from a previously…

Computer Vision and Pattern Recognition · Computer Science 2021-02-05 Angtian Wang , Adam Kortylewski , Alan Yuille

Long-tailed distributions frequently emerge in real-world data, where a large number of minority categories contain a limited number of samples. Such imbalance issue considerably impairs the performance of standard supervised learning…

Machine Learning · Computer Science 2024-03-15 Chaoqun Du , Yulin Wang , Shiji Song , Gao Huang

Echoing recent calls to counter reliability and robustness concerns in machine learning via multiverse analysis, we present PRESTO, a principled framework for mapping the multiverse of machine-learning models that rely on latent…

Machine Learning · Computer Science 2024-06-04 Jeremy Wayland , Corinna Coupette , Bastian Rieck

While supervised learning has enabled great progress in many applications, unsupervised learning has not seen such widespread adoption, and remains an important and challenging endeavor for artificial intelligence. In this work, we propose…

Machine Learning · Computer Science 2019-01-23 Aaron van den Oord , Yazhe Li , Oriol Vinyals

Imitation learning has proven to be a powerful tool for training complex visuomotor policies. However, current methods often require hundreds to thousands of expert demonstrations to handle high-dimensional visual observations. A key reason…

Robotics · Computer Science 2024-11-01 Zichen Jeff Cui , Hengkai Pan , Aadhithya Iyer , Siddhant Haldar , Lerrel Pinto

Contrastive loss has been increasingly used in learning representations from multiple modalities. In the limit, the nature of the contrastive loss encourages modalities to exactly match each other in the latent space. Yet it remains an open…

Machine Learning · Computer Science 2023-03-13 Qian Jiang , Changyou Chen , Han Zhao , Liqun Chen , Qing Ping , Son Dinh Tran , Yi Xu , Belinda Zeng , Trishul Chilimbi

Recent breakthroughs in self-supervised learning show that such algorithms learn visual representations that can be transferred better to unseen tasks than joint-training methods relying on task-specific supervision. In this paper, we found…

Machine Learning · Computer Science 2021-06-29 Hyuntak Cha , Jaeho Lee , Jinwoo Shin

Recent years have witnessed growing interests in multimedia recommendation, which aims to predict whether a user will interact with an item with multimodal contents. Previous studies focus on modeling user-item interactions with multimodal…

Information Retrieval · Computer Science 2022-03-18 Jinghao Zhang , Yanqiao Zhu , Qiang Liu , Mengqi Zhang , Shu Wu , Liang Wang

Classical machine learners are designed only to tackle one task without capability of adopting new emerging tasks or classes whereas such capacity is more practical and human-like in the real world. To address this shortcoming, continual…

Machine Learning · Computer Science 2021-12-06 Xuejun Han , Yuhong Guo

Recent representation learning approaches enhance neural topic models by optimizing the weighted linear combination of the evidence lower bound (ELBO) of the log-likelihood and the contrastive learning objective that contrasts pairs of…

Computation and Language · Computer Science 2025-07-15 Thong Nguyen , Xiaobao Wu , Xinshuai Dong , Cong-Duy T Nguyen , See-Kiong Ng , Anh Tuan Luu

Large language models allocate uniform computation across all tokens, ignoring that some sequences are trivially predictable while others require deep reasoning. We introduce ConceptMoE, which dynamically merges semantically similar tokens…

Machine Learning · Computer Science 2026-01-30 Zihao Huang , Jundong Zhou , Xingwei Qu , Qiyang Min , Ge Zhang

Learning dynamics is essential for model-based control and Reinforcement Learning in engineering systems, such as robotics and power systems. However, limited system measurements, such as those from low-resolution sensors, demand…

Machine Learning · Computer Science 2025-10-07 Haoran Li , Chenhan Xiao , Muhao Guo , Yang Weng

We present a representation learning framework for financial time series forecasting. One challenge of using deep learning models for finance forecasting is the shortage of available training data when using small datasets. Direct trend…

Machine Learning · Computer Science 2021-05-10 Hanwei Wu , Ather Gattami , Markus Flierl

Several automatic approaches for objective music performance assessment (MPA) have been proposed in the past, however, existing systems are not yet capable of reliably predicting ratings with the same accuracy as professional judges. This…

Sound · Computer Science 2021-08-16 Pavan Seshadri , Alexander Lerch

Linear sequence modeling methods, such as linear attention, state space modeling, and linear RNNs, offer significant efficiency improvements by reducing the complexity of training and inference. However, these methods typically compress the…

Computation and Language · Computer Science 2025-11-19 Jusen Du , Weigao Sun , Disen Lan , Jiaxi Hu , Yu Cheng

We propose a webly-supervised representation learning method that does not suffer from the annotation unscalability of supervised learning, nor the computation unscalability of self-supervised learning. Most existing works on…

Computer Vision and Pattern Recognition · Computer Science 2020-09-18 Junnan Li , Caiming Xiong , Steven C. H. Hoi

In contrast to single-objective optimization (SOO), multi-objective optimization (MOO) requires an optimizer to find the Pareto frontier, a subset of feasible solutions that are not dominated by other feasible solutions. In this paper, we…

Machine Learning · Computer Science 2024-08-13 Yiyang Zhao , Linnan Wang , Kevin Yang , Tianjun Zhang , Tian Guo , Yuandong Tian

Multimodal molecular models often suffer from 3D conformer unreliability and modality collapse, limiting their robustness and generalization. We propose MuMo, a structured multimodal fusion framework that addresses these challenges in…

Machine Learning · Computer Science 2025-10-29 Zihao Jing , Yan Sun , Yan Yi Li , Sugitha Janarthanan , Alana Deng , Pingzhao Hu

Recent self-supervised contrastive methods have been able to produce impressive transferable visual representations by learning to be invariant to different data augmentations. However, these methods implicitly assume a particular set of…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Tete Xiao , Xiaolong Wang , Alexei A. Efros , Trevor Darrell

Modern computer systems are highly configurable, with hundreds of configuration options that interact, resulting in an enormous configuration space. As a result, optimizing performance goals (e.g., latency) in such systems is challenging…

Performance · Computer Science 2023-10-04 Md Shahriar Iqbal , Ziyuan Zhong , Iftakhar Ahmad , Baishakhi Ray , Pooyan Jamshidi