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Context plays an important role in visual recognition. Recent studies have shown that visual recognition networks can be fooled by placing objects in inconsistent contexts (e.g., a cow in the ocean). To model the role of contextual…

计算机视觉与模式识别 · 计算机科学 2020-03-27 Mengmi Zhang , Claire Tseng , Gabriel Kreiman

Recent developments in machine learning have introduced models that approach human performance at the cost of increased architectural complexity. Efforts to make the rationales behind the models' predictions transparent have inspired an…

计算与语言 · 计算机科学 2020-09-29 Pepa Atanasova , Jakob Grue Simonsen , Christina Lioma , Isabelle Augenstein

An important task for the design of Question Answering systems is the selection of the sentence containing (or constituting) the answer from documents relevant to the asked question. Most previous work has only used the target sentence to…

计算与语言 · 计算机科学 2020-06-03 Ivano Lauriola , Alessandro Moschitti

Stance Detection (StD) aims to detect an author's stance towards a certain topic or claim and has become a key component in applications like fake news detection, claim validation, and argument search. However, while stance is easily…

计算与语言 · 计算机科学 2020-01-07 Benjamin Schiller , Johannes Daxenberger , Iryna Gurevych

We leverage different context windows when predicting the emotion of different utterances. New modules are included to realize variable-length context: 1) two speaker-aware units, which explicitly model inner- and inter-speaker dependencies…

计算与语言 · 计算机科学 2023-02-14 Xiaochen Zhang , Daniel Tang

This paper introduces a novel approach to Generalized Category Discovery (GCD) by leveraging the concept of contextuality to enhance the identification and classification of categories in unlabeled datasets. Drawing inspiration from human…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Tingzhang Luo , Mingxuan Du , Jiatao Shi , Xinxiang Chen , Bingchen Zhao , Shaoguang Huang

Reliable risk identification based on driver behavior data underpins real-time safety feedback, fleet risk management, and evaluation of driver-assist systems. While naturalistic driving studies have become foundational for providing…

机器学习 · 计算机科学 2025-10-03 Amir Hossein Kalantari , Eleonora Papadimitriou , Arkady Zgonnikov , Amir Pooyan Afghari

When deploying machine learning algorithms in the real world, guaranteeing safety is an essential asset. Existing safe learning approaches typically consider continuous variables, i.e., regression tasks. However, in practice, robotic…

机器学习 · 计算机科学 2024-01-12 Dominik Baumann , Thomas B. Schön

Automatic Speech Scoring (ASS) is the computer-assisted evaluation of a candidate's speaking proficiency in a language. ASS systems face many challenges like open grammar, variable pronunciations, and unstructured or semi-structured…

音频与语音处理 · 电气工程与系统科学 2021-09-07 Yaman Kumar Singla , Avykat Gupta , Shaurya Bagga , Changyou Chen , Balaji Krishnamurthy , Rajiv Ratn Shah

Identifying the topic (domain) of each user's utterance in open-domain conversational systems is a crucial step for all subsequent language understanding and response tasks. In particular, for complex domains, an utterance is often routed…

计算与语言 · 计算机科学 2020-05-29 Ali Ahmadvand , Harshita Sahijwani , Jason Ingyu Choi , Eugene Agichtein

We tackle the problem of robust novelty detection, where we aim to detect novelties in terms of semantic content while being invariant to changes in other, irrelevant factors. Specifically, we operate in a setup with multiple environments,…

机器学习 · 计算机科学 2023-10-11 Stefan Smeu , Elena Burceanu , Emanuela Haller , Andrei Liviu Nicolicioiu

Although existing machine reading comprehension models are making rapid progress on many datasets, they are far from robust. In this paper, we propose an understanding-oriented machine reading comprehension model to address three kinds of…

计算与语言 · 计算机科学 2022-07-04 Feiliang Ren , Yongkang Liu , Bochao Li , Shilei Liu , Bingchao Wang , Jiaqi Wang , Chunchao Liu , Qi Ma

Manual annotations are a prerequisite for many applications of machine learning. However, weaknesses in the annotation process itself are easy to overlook. In particular, scholars often choose what information to give to annotators without…

社会与信息网络 · 计算机科学 2017-08-22 Kenneth Joseph , Lisa Friedland , William Hobbs , Oren Tsur , David Lazer

We propose a novel recurrent attentional structure to localize and recognize objects jointly. The network can learn to extract a sequence of local observations with detailed appearance and rough context, instead of sliding windows or…

计算机视觉与模式识别 · 计算机科学 2017-12-20 Jie Lyu , Zejian Yuan , Dapeng Chen

Multimedia event detection is the task of detecting a specific event of interest in an user-generated video on websites. The most fundamental challenge facing this task lies in the enormously varying quality of the video as well as the…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Minnan Luo , Xiaojun Chang , Chen Gong

Domain mismatch between training and testing can lead to significant degradation in performance in many machine learning scenarios. Unfortunately, this is not a rare situation for automatic speech recognition deployments in real-world…

计算与语言 · 计算机科学 2017-09-25 Wei-Ning Hsu , Yu Zhang , James Glass

We study the role of linguistic context in predicting quantifiers (`few', `all'). We collect crowdsourced data from human participants and test various models in a local (single-sentence) and a global context (multi-sentence) condition.…

计算与语言 · 计算机科学 2018-06-04 Sandro Pezzelle , Shane Steinert-Threlkeld , Raffaela Bernardi , Jakub Szymanik

This paper describes the automation of a new text categorization task. The categories assigned in this task are more syntactically, semantically, and contextually complex than those typically assigned by fully automatic systems that process…

cmp-lg · 计算机科学 2007-05-23 Janyce Wiebe , Rebecca Bruce , Lei Duan

Modern digital applications extensively integrate Artificial Intelligence models into their core systems, offering significant advantages for automated decision-making. However, these AI-based systems encounter reliability and safety…

机器学习 · 计算机科学 2024-11-05 Marcos Barcina-Blanco , Jesus L. Lobo , Pablo Garcia-Bringas , Javier Del Ser

Multi-encoder models are a broad family of context-aware neural machine translation systems that aim to improve translation quality by encoding document-level contextual information alongside the current sentence. The context encoding is…

计算与语言 · 计算机科学 2022-10-25 Lorenzo Lupo , Marco Dinarelli , Laurent Besacier