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Related papers: Preferential Multi-Context Systems

200 papers

Semantic segmentation is challenging as it requires both object-level information and pixel-level accuracy. Recently, FCN-based systems gained great improvement in this area. Unlike classification networks, combining features of different…

Computer Vision and Pattern Recognition · Computer Science 2016-10-20 Haiming Sun , Di Xie , Shiliang Pu

Large language models (LMs) are currently trained to predict tokens given document prefixes, enabling them to directly perform long-form generation and prompting-style tasks which can be reduced to document completion. Existing pretraining…

In logic programming under the answer set semantics, preferences on rules are used to choose which of the conflicting rules are applied. Many interesting semantics have been proposed. Brewka and Eiter's Principle I expresses the basic…

Logic in Computer Science · Computer Science 2014-04-29 Alexander Šimko

Managed Multi-Context Systems (mMCSs) provide a general framework for integrating knowledge represented in heterogeneous KR formalisms. However, mMCSs are essentially static as they were not designed to run in a dynamic scenario. Some…

Artificial Intelligence · Computer Science 2015-05-21 Ricardo Gonçalves , Matthias Knorr , João Leite

Multimodal Large Language Models (MLLMs) utilize multimodal contexts consisting of text, images, or videos to solve various multimodal tasks. However, we find that changing the order of multimodal input can cause the model's performance to…

Artificial Intelligence · Computer Science 2024-10-23 Zhijie Tan , Xu Chu , Weiping Li , Tong Mo

Utilizing large language models (LLMs) to rank a set of items has become a common approach in recommendation and retrieval systems. Typically, these systems focus on ordering a substantial number of documents in a monotonic order based on a…

Computation and Language · Computer Science 2024-10-21 Pouya Pezeshkpour , Estevam Hruschka

Context-aware recommender systems (CARSs) apply sensing and analysis of user context in order to provide personalized services. Adding context to a recommendation model is challenging, since the addition of context may increases both the…

Machine Learning · Computer Science 2020-08-07 Amit Livne , Moshe Unger , Bracha Shapira , Lior Rokach

Conversational Recommender Systems (CRSs) aim to provide personalized recommendations by interacting with users through conversations. Most existing studies of CRS focus on extracting user preferences from conversational contexts. However,…

Information Retrieval · Computer Science 2025-04-28 Yibiao Wei , Jie Zou , Weikang Guo , Guoqing Wang , Xing Xu , Yang Yang

Selecting high-quality candidates from large-scale datasets is critically important in resource-constrained applications such as drug discovery, precision medicine, and the alignment of large language models. While conformal selection…

Artificial Intelligence · Computer Science 2025-10-14 Qingyang Hao , Wenbo Liao , Bingyi Jing , Hongxin Wei

By allowing models to predict without task-specific training, in-context learning (ICL) with pretrained LLMs has enormous potential in NLP. However, a number of problems persist in ICL. In particular, its performance is sensitive to the…

Computation and Language · Computer Science 2024-02-20 Zhichao Xu , Daniel Cohen , Bei Wang , Vivek Srikumar

Bounded context switching (BCS) is an under-approximate method for finding violations to safety properties in shared memory concurrent programs. Technically, BCS is a reachability problem that is known to be NP-complete. Our contribution is…

Formal Languages and Automata Theory · Computer Science 2017-04-25 Peter Chini , Jonathan Kolberg , Andreas Krebs , Roland Meyer , Prakash Saivasan

In the deployment of large language models (LLMs), accurate confidence estimation is critical for assessing the credibility of model predictions. However, existing methods often fail to overcome the issue of overconfidence on incorrect…

Computation and Language · Computer Science 2024-02-20 Pei Wang , Yejie Wang , Muxi Diao , Keqing He , Guanting Dong , Weiran Xu

Context-aware machine translation (MT) leverages document-level information, yet it does not consistently outperform sentence-level MT, as contextual signals are unevenly beneficial across sentences. Existing training objectives do not…

Computation and Language · Computer Science 2026-03-27 Ying Li , Xinglin Lyu , Junhui Li , Jinlong Yang , Hengchao Shang , Min Zhang , Shimin Tao , Daimeng Wei

This paper systematizes knowledge on the performance of Multi-Party Computation (MPC) protocols. Despite strong privacy and correctness guarantees, MPC adoption in real-world applications remains limited by high costs (especially in the…

Cryptography and Security · Computer Science 2025-12-15 Roberta De Viti , Vaastav Anand , Pierfrancesco Ingo , Deepak Garg

Model Predictive Control (MPC) is a successful control methodology, which is applied to increasingly complex systems. However, real-time feasibility of MPC can be challenging for complex systems, certainly when an (extremely) large number…

Systems and Control · Electrical Eng. & Systems 2024-10-25 S. A. N. Nouwens , B. de Jager , M. M. Paulides , W. P. M. H. Heemels

A fundamental challenge in approximating an unknown density using finite Gaussian mixture models is selecting the number of mixture components, also known as order. Traditional approaches choose a single best model using information…

Methodology · Statistics 2025-06-25 Alessandro Casa , Davide Ferrari

Pre-trained language models (PLMs) have achieved outstanding achievements in abstractive single-document summarization (SDS). However, such benefits may not fully extend to multi-document summarization (MDS), where the handling of…

Computation and Language · Computer Science 2023-11-02 Chenhui Shen , Liying Cheng , Xuan-Phi Nguyen , Yang You , Lidong Bing

Large language models (LLMs) increasingly store user preferences in persistent memory to support personalization across interactions. However, in third-party communication settings governed by social and institutional norms, some user…

Artificial Intelligence · Computer Science 2026-03-18 Sangyeon Yoon , Sunkyoung Kim , Hyesoo Hong , Wonje Jeung , Yongil Kim , Wooseok Seo , Heuiyeen Yeen , Albert No

When applied to processing long text, Large Language Models (LLMs) are limited by their context window. Existing efforts to address this limitation involve training specialized architectures, and cannot be easily applied to off-the-shelf…

Computation and Language · Computer Science 2023-08-02 Nir Ratner , Yoav Levine , Yonatan Belinkov , Ori Ram , Inbal Magar , Omri Abend , Ehud Karpas , Amnon Shashua , Kevin Leyton-Brown , Yoav Shoham

Pairwise Choice Markov Chains (PCMC) have been recently introduced to overcome limitations of choice models based on traditional axioms unable to express empirical observations from modern behavior economics like context effects occurring…

Machine Learning · Computer Science 2020-02-03 Alix Lhéritier