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Recently the deep learning has shown its advantage in representation learning and clustering for time series data. Despite the considerable progress, the existing deep time series clustering approaches mostly seek to train the deep neural…

机器学习 · 计算机科学 2023-01-02 Ying Zhong , Dong Huang , Chang-Dong Wang

Causal representation learning has showed a variety of settings in which we can disentangle latent variables with identifiability guarantees (up to some reasonable equivalence class). Common to all of these approaches is the assumption that…

机器学习 · 计算机科学 2023-10-31 Amin Mansouri , Jason Hartford , Yan Zhang , Yoshua Bengio

The success of deep learning is usually accompanied by the growth in neural network depth. However, the traditional training method only supervises the neural network at its last layer and propagates the supervision layer-by-layer, which…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Linfeng Zhang , Xin Chen , Junbo Zhang , Runpei Dong , Kaisheng Ma

Contrastive learning has emerged as a competitive pretraining method for object detection. Despite this progress, there has been minimal investigation into the robustness of contrastively pretrained detectors when faced with domain shifts.…

计算机视觉与模式识别 · 计算机科学 2022-12-12 Kyle Buettner , Adriana Kovashka

We present a new approach to instill 4D dynamic object priors into learned 3D representations by unsupervised pre-training. We observe that dynamic movement of an object through an environment provides important cues about its objectness,…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Yujin Chen , Matthias Nießner , Angela Dai

Distance-based anomaly detection methods rely on compact in-distribution (ID) embeddings that are well separated from anomalies. However, conventional contrastive learning strategies often struggle to achieve this balance, either promoting…

机器学习 · 计算机科学 2026-02-02 Willian T. Lunardi , Abdulrahman Banabila , Dania Herzalla , Martin Andreoni

Convolutional Neural Networks achieve state-of-the-art accuracy in object detection tasks. However, they have large computational and energy requirements that challenge their deployment on resource-constrained edge devices. Object detection…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Marina Neseem , Sherief Reda

Contrastive self-supervised learning has outperformed supervised pretraining on many downstream tasks like segmentation and object detection. However, current methods are still primarily applied to curated datasets like ImageNet. In this…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Wouter Van Gansbeke , Simon Vandenhende , Stamatios Georgoulis , Luc Van Gool

Object-centric representation learning aims to decompose visual scenes into fixed-size vectors called "slots" or "object files", where each slot captures a distinct object. Current state-of-the-art object-centric models have shown…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Aniket Didolkar , Andrii Zadaianchuk , Rabiul Awal , Maximilian Seitzer , Efstratios Gavves , Aishwarya Agrawal

Contrastive representation learning has emerged as a promising technique for continual learning as it can learn representations that are robust to catastrophic forgetting and generalize well to unseen future tasks. Previous work in…

计算机视觉与模式识别 · 计算机科学 2023-11-06 Rouzbeh Meshkinnejad , Jie Mei , Daniel Lizotte , Yalda Mohsenzadeh

How can you sample good negative examples for contrastive learning? We argue that, as with metric learning, contrastive learning of representations benefits from hard negative samples (i.e., points that are difficult to distinguish from an…

机器学习 · 计算机科学 2021-01-26 Joshua Robinson , Ching-Yao Chuang , Suvrit Sra , Stefanie Jegelka

Self-supervised learning establishes a new paradigm of learning representations with much fewer or even no label annotations. Recently there has been remarkable progress on large-scale contrastive learning models which require substantial…

机器学习 · 计算机科学 2022-02-15 Hangwei Qian , Tian Tian , Chunyan Miao

Object-centric representation learning has recently been successfully applied to real-world datasets. This success can be attributed to pretrained non-object-centric foundation models, whose features serve as reconstruction targets for slot…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Nikola Đukić , Tim Lebailly , Tinne Tuytelaars

Spatial understanding remains a key challenge in vision-language models. Yet it is still unclear whether such understanding is truly acquired, and if so, through what mechanisms. We present a controllable 1D image-text testbed to probe how…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Takaki Yamamoto , Chihiro Noguchi , Toshihiro Tanizawa

Foundational vision models, such as the Segment Anything Model (SAM), have achieved significant breakthroughs through extensive pre-training on large-scale visual datasets. Despite their general success, these models may fall short in…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Ke Zhou , Zhongwei Qiu , Dongmei Fu

This paper addresses key challenges in object-centric representation learning of video. While existing approaches struggle with complex scenes, we propose a novel weakly-supervised framework that emphasises geometric understanding and…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Phúc H. Le Khac , Graham Healy , Alan F. Smeaton

Selecting an appropriate response from many candidates given the utterances in a multi-turn dialogue is the key problem for a retrieval-based dialogue system. Existing work formalizes the task as matching between the utterances and a…

计算与语言 · 计算机科学 2022-03-03 Wentao Zhang , Shuang Xu , Haoran Huang

Contrastive learning has gained popularity and pushes state-of-the-art performance across numerous large-scale benchmarks. In contrastive learning, the contrastive loss function plays a pivotal role in discerning similarities between…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Haojin Deng , Yimin Yang

Neural synchrony is hypothesized to play a crucial role in how the brain organizes visual scenes into structured representations, enabling the robust encoding of multiple objects within a scene. However, current deep learning models often…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Sabine Muzellec , Andrea Alamia , Thomas Serre , Rufin VanRullen

Unsupervised object-centric learning aims to decompose scenes into interpretable object entities, termed slots. Slot-based auto-encoders stand out as a prominent method for this task. Within them, crucial aspects include guiding the encoder…

计算机视觉与模式识别 · 计算机科学 2024-04-08 Ioannis Kakogeorgiou , Spyros Gidaris , Konstantinos Karantzalos , Nikos Komodakis