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Predicting the future trajectories of surrounding vehicles based on their history trajectories is a critical task in autonomous driving. However, when small crafted perturbations are introduced to those history trajectories, the resulting…

机器学习 · 计算机科学 2023-03-10 Ruochen Jiao , Juyang Bai , Xiangguo Liu , Takami Sato , Xiaowei Yuan , Qi Alfred Chen , Qi Zhu

Anomaly detection - identifying deviations from Standard Model predictions - is a key challenge at the Large Hadron Collider due to the size and complexity of its datasets. This is typically addressed by transforming high-dimensional…

高能物理 - 实验 · 物理学 2025-12-03 Kyle Metzger , Lana Xu , Mia Sodini , Thea K. Arrestad , Katya Govorkova , Gaia Grosso , Philip Harris

We introduce sub-sentence encoder, a contrastively-learned contextual embedding model for fine-grained semantic representation of text. In contrast to the standard practice with sentence embeddings, where the meaning of an entire sequence…

计算与语言 · 计算机科学 2023-11-09 Sihao Chen , Hongming Zhang , Tong Chen , Ben Zhou , Wenhao Yu , Dian Yu , Baolin Peng , Hongwei Wang , Dan Roth , Dong Yu

Accurately predicting future pedestrian trajectories is crucial across various domains. Due to the uncertainty in future pedestrian trajectories, it is important to learn complex spatio-temporal representations in multi-agent scenarios. To…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Pranav Singh Chib , Pravendra Singh

Urban analytics increasingly relies on AI-driven trajectory analysis, yet current approaches suffer from methodological fragmentation: trajectory learning captures movement patterns but ignores spatial context, while spatial embedding…

机器学习 · 计算机科学 2025-12-04 Stephen Law , Tao Yang , Nanjiang Chen , Xuhui Lin

Forecasting the future traffic flow distribution in an area is an important issue for traffic management in an intelligent transportation system. The key challenge of traffic prediction is to capture spatial and temporal relations between…

机器学习 · 计算机科学 2019-04-15 Shiheng Ma , Jingcai Guo , Song Guo , Minyi Guo

Estimating correspondences between pairs of non-rigid deformable 3D shapes remains a significant challenge in computer vision and graphics. While deep functional map methods have become the go-to solution for addressing this problem, they…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Feifan Luo , Hongyang Chen

Accurate spatial understanding is essential for image-guided surgery, augmented reality integration and context awareness. In minimally invasive procedures, where visual input is the sole intraoperative modality, establishing precise…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Alberto Rota , Elena De Momi

Meta-learning algorithms adapt quickly to new tasks that are drawn from the same task distribution as the training tasks. The mechanism leading to fast adaptation is the conditioning of a downstream predictive model on the inferred…

As global e-commerce rapidly expands into emerging markets, the lack of high-quality semantic representations for low-resource languages has become a decisive bottleneck for retrieval, recommendation, and search systems. In this work, we…

Transport maps have become a popular mechanic to express complicated probability densities using sample propagation through an optimized push-forward. Beside their broad applicability and well-known success, transport maps suffer from…

数值分析 · 数学 2020-08-11 Martin Eigel , Robert Gruhlke , Manuel Marschall

Contrastive Language-Image Pre-training (CLIP) has shown impressive performance in aligning visual and textual representations. Recent studies have extended this paradigm to 3D vision to improve scene understanding for autonomous driving. A…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Ximeng Tao , Dimitar Filev , Gaurav Pandey

Recent studies have demonstrated the effectiveness of position encoding in transformer architectures. By incorporating positional information, this approach provides essential guidance for modeling dependencies between elements across…

机器学习 · 计算机科学 2025-08-27 Avinash Amballa

Image-Text Retrieval (ITR) is challenging in bridging visual and lingual modalities. Contrastive learning has been adopted by most prior arts. Except for limited amount of negative image-text pairs, the capability of constrastive learning…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Haoran Wang , Dongliang He , Wenhao Wu , Boyang Xia , Min Yang , Fu Li , Yunlong Yu , Zhong Ji , Errui Ding , Jingdong Wang

Image-text retrieval is a central problem for understanding the semantic relationship between vision and language, and serves as the basis for various visual and language tasks. Most previous works either simply learn coarse-grained…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Chong Liu , Yuqi Zhang , Hongsong Wang , Weihua Chen , Fan Wang , Yan Huang , Yi-Dong Shen , Liang Wang

As a safety critical task, autonomous driving requires accurate predictions of road users' future trajectories for safe motion planning, particularly under challenging conditions. Yet, many recent deep learning methods suffer from a…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Junrui Zhang , Mozhgan Pourkeshavarz , Amir Rasouli

The goal of few-shot classification is to classify new categories with few labeled examples within each class. Nowadays, the excellent performance in handling few-shot classification problems is shown by metric-based meta-learning methods.…

计算机视觉与模式识别 · 计算机科学 2021-08-02 Xu Luo , Yuxuan Chen , Liangjian Wen , Lili Pan , Zenglin Xu

Dense retrieval conducts text retrieval in the embedding space and has shown many advantages compared to sparse retrieval. Existing dense retrievers optimize representations of queries and documents with contrastive training and map them to…

信息检索 · 计算机科学 2021-07-19 Yizhi Li , Zhenghao Liu , Chenyan Xiong , Zhiyuan Liu

Recent years have seen a shift towards learning-based methods for trajectory prediction, with challenges remaining in addressing uncertainty and capturing multi-modal distributions. This paper introduces Temporal Ensembling with…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Kai-Yin Hong , Chieh-Chih Wang , Wen-Chieh Lin

We propose a generic feature compression method for Approximate Nearest Neighbor Search (ANNS) problems, which speeds up existing ANNS methods in a plug-and-play manner. Specifically, based on transformer, we propose a new network structure…

信息检索 · 计算机科学 2022-04-07 Haokui Zhang , Buzhou Tang , Wenze Hu , Xiaoyu Wang