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Related papers: Hypergraph Lambek Calculus

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Every language recognized by the Lambek calculus with brackets is context-free. This is shown by combining an observation by J\"ager with an entirely straightforward adaptation of the method Pentus used for the original Lambek calculus. The…

Logic · Mathematics 2018-04-17 Makoto Kanazawa

The Nonassociative Lambek Calculus (NL) represents a logic devoid of the structural rules of exchange, weakening, and contraction, and it does not presume the associativity of its connectives. Its finitary consequence relation is decidable…

Logic in Computer Science · Computer Science 2025-01-03 Paweł Płaczek

We address the problem of reasoning on graph transformations featuring actions such as \emph{addition} and \emph{deletion} of nodes and edges, node \emph{merging} and \emph{cloning}, node or edge \emph{labelling} and edge…

Logic in Computer Science · Computer Science 2018-03-08 Jon Haël Brenas , Rachid Echahed , Martin Strecker

Large language models (LLMs) have demonstrated immense potential across various tasks. However, research for exploring and improving the capabilities of LLMs in interpreting graph structures remains limited. To address this gap, we conduct…

Computation and Language · Computer Science 2025-02-17 Jie He , Yijun Yang , Wanqiu Long , Deyi Xiong , Victor Gutierrez-Basulto , Jeff Z. Pan

Subgraph and homomorphism counting are fundamental algorithmic problems. Given a constant-sized pattern graph $H$ and a large input graph $G$, we wish to count the number of $H$-homomorphisms/subgraphs in $G$. Given the massive sizes of…

Data Structures and Algorithms · Computer Science 2023-11-17 Daniel Paul-Pena , C. Seshadhri

The complexity and interconnectivity of entities involved in money laundering demand investigative reasoning over graph-structured data. This paper explores the use of large language models (LLMs) as reasoning engines over localized…

Machine Learning · Computer Science 2026-05-12 Erfan Pirmorad

Despite the promising results of disentangled representation learning in discovering latent patterns in graph-structured data, few studies have explored disentanglement for hypergraph-structured data. Integrating hyperedge disentanglement…

Machine Learning · Computer Science 2025-10-21 Yoonho Lee , Junseok Lee , Sangwoo Seo , Sungwon Kim , Yeongmin Kim , Chanyoung Park

The adoption of Large Language Models (LLMs) is rapidly expanding across various tasks that involve inherent graphical structures. Graphs are integral to a wide range of applications, including motion planning for autonomous vehicles,…

Artificial Intelligence · Computer Science 2025-03-17 Piyush Gupta , Sangjae Bae , David Isele

Large language models (LLMs) have demonstrated remarkable in-context reasoning capabilities across a wide range of tasks, particularly with unstructured inputs such as language or images. However, LLMs struggle to handle structured data,…

Machine Learning · Computer Science 2025-02-20 Jintang Li , Ruofan Wu , Yuchang Zhu , Huizhe Zhang , Liang Chen , Zibin Zheng

Recently, there has been great success in leveraging pre-trained large language models (LLMs) for time series analysis. The core idea lies in effectively aligning the modality between natural language and time series. However, the…

Machine Learning · Computer Science 2026-03-03 Zongjiang Shang , Dongliang Cui , Binqing Wu , Ling Chen

Graph-based Retrieval-Augmented Generation (GraphRAG) enhances LLMs by structuring corpus into graphs to facilitate multi-hop reasoning. While recent lightweight approaches reduce indexing costs by leveraging Named Entity Recognition (NER),…

Artificial Intelligence · Computer Science 2026-04-22 Yifan Song , Xingjian Tao , Zhicheng Yang , Yihong Luo , Jing Tang

Fix a hypergraph $\mathcal{F}$. A hypergraph $\mathcal{H}$ is called a {\it Berge copy of $\mathcal{F}$} or {\it Berge-$\mathcal{F}$} if we can choose a subset of each hyperedge of $\mathcal{H}$ to obtain a copy of $\mathcal{F}$. A…

Combinatorics · Mathematics 2019-08-02 Martin Balko , Daniel Gerbner , Dong Yeap Kang , Younjin Kim , Cory Palmer

In cross-lingual text classification, it is required that task-specific training data in high-resource source languages are available, where the task is identical to that of a low-resource target language. However, collecting such training…

Computation and Language · Computer Science 2021-09-13 Nuttapong Chairatanakul , Noppayut Sriwatanasakdi , Nontawat Charoenphakdee , Xin Liu , Tsuyoshi Murata

It is known that different categorial grammars have surface representation in a fragment of first order multiplicative linear logic (MLL1). We show that the fragment of interest is equivalent to the recently introduced extended tensor type…

Computation and Language · Computer Science 2024-02-14 Sergey Slavnov

Large language models (LLMs) have recently achieved remarkable success in various reasoning tasks in the field of natural language processing. This success of LLMs has also motivated their use in graph-related tasks. Among others, recent…

Machine Learning · Computer Science 2024-09-27 Konstantinos Skianis , Giannis Nikolentzos , Michalis Vazirgiannis

Hypergraphs are structures that can be decomposed or described; in other words they are recursively countable. Here, we get exact and asymptotic enumeration results on hypergraphs by means of exponential generating functions. The number of…

Discrete Mathematics · Computer Science 2008-06-20 Tsiriniaina Andriamampianina

String diagrams are a graphical language used to represent processes that can be composed sequentially or in parallel, which correspond graphically to horizontal or vertical juxtaposition. In this paper we demonstrate how to compute the…

Category Theory · Mathematics 2024-04-04 Celia Rubio-Madrigal , Jules Hedges

The Lambek calculus can be considered as a version of non-commutative intuitionistic linear logic. One of the interesting features of the Lambek calculus is the so-called "Lambek's restriction," that is, the antecedent of any provable…

Logic · Mathematics 2019-05-10 Max Kanovich , Stepan Kuznetsov , Andre Scedrov

The advancement of Large Language Models (LLMs) has remarkably pushed the boundaries towards artificial general intelligence (AGI), with their exceptional ability on understanding diverse types of information, including but not limited to…

Computation and Language · Computer Science 2023-10-10 Ziwei Chai , Tianjie Zhang , Liang Wu , Kaiqiao Han , Xiaohai Hu , Xuanwen Huang , Yang Yang

Hybrid logic is a modal logic with additional operators specifying nominals and is highly expressive. For example, there is no formula corresponding to the irreflexivity of Kripke frames in basic modal logic, but there is in hybrid logic.…

Logic · Mathematics 2024-11-26 Yuki Nishimura , Tsubasa Takagi