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Multilayer networks proved to be suitable in extracting and providing dependency information of different complex systems. The construction of these networks is difficult and is mostly done with a static approach, neglecting time delayed…

风险管理 · 定量金融 2020-04-14 Giuseppe Brandi , T. Di Matteo

Based on the tensor tree network with the Born machine framework, we propose a general method for constructing a generative model by expressing the target distribution function as the amplitude of the quantum wave function represented by a…

机器学习 · 计算机科学 2025-04-04 Kenji Harada , Tsuyoshi Okubo , Naoki Kawashima

Predictive state representation~(PSR) uses a vector of action-observation sequence to represent the system dynamics and subsequently predicts the probability of future events. It is a concise knowledge representation that is well studied in…

机器学习 · 计算机科学 2020-05-29 Bilian Chen , Biyang Ma , Yifeng Zeng , Langcai Cao , Jing Tang

In big data applications, classical ensemble learning is typically infeasible on the raw input data and dimensionality reduction techniques are necessary. To this end, novel framework that generalises classic flat-view ensemble learning to…

信号处理 · 电气工程与系统科学 2018-12-18 Ilia Kisil , Ahmad Moniri , Danilo P. Mandic

In recent years, tree tensor network methods have proven capable of simulating quantum many-body and other high-dimensional systems. This work is a user guide to our Python library PyTreeNet. It includes code examples and exercises to…

量子物理 · 物理学 2024-07-19 Richard M. Milbradt , Qunsheng Huang , Christian B. Mendl

Data warehouse store and provide access to large volume of historical data supporting the strategic decisions of organisations. Data warehouse is based on a multidimensional model which allow to express user's needs for supporting the…

数据库 · 计算机科学 2012-08-02 Saida Aissi , Mohamed Salah Gouider

We propose a tensor-based model that fuses a more granular representation of user preferences with the ability to take additional side information into account. The model relies on the concept of ordinal nature of utility, which better…

信息检索 · 计算机科学 2018-07-30 Evgeny Frolov , Ivan Oseledets

The effectiveness of a language model is influenced by its token representations, which must encode contextual information and handle the same word form having a plurality of meanings (polysemy). Currently, none of the common language…

计算与语言 · 计算机科学 2022-06-02 Andrea Lekkas , Peter Schneider-Kamp , Isabelle Augenstein

With the proliferation of social media, many studies resort to social media to construct datasets for developing social meaning understanding systems. For the popular case of Twitter, most researchers distribute tweet IDs without the actual…

计算与语言 · 计算机科学 2022-05-10 Chiyu Zhang , Muhammad Abdul-Mageed , El Moatez Billah Nagoudi

All online sharing systems gather data that reflects users' collective behaviour and their shared activities. This data can be used to extract different kinds of relationships, which can be grouped into layers, and which are basic…

社会与信息网络 · 计算机科学 2013-03-04 Przemyslaw Kazienko , Katarzyna Musial , Tomasz Kajdanowicz

A network representation is useful for describing the structure of a large variety of complex systems. However, most real and engineered systems have multiple subsystems and layers of connectivity, and the data produced by such systems is…

Many existing statistical and machine learning tools for social network analysis focus on a single level of analysis. Methods designed for clustering optimize a global partition of the graph, whereas projection based approaches (e.g. the…

Modern AI models are growing rapidly in size and redundancy, leading to significant storage and distribution challenges in model hubs. We present TStore, a tensor-centric system for reducing storage overhead through fine-grained…

分布式、并行与集群计算 · 计算机科学 2026-05-14 Tingfeng Lan , Zirui Wang , Yunjia Zheng , Zhaoyuan Su , Juncheng Yang , Yue Cheng

Numerical applications and, more recently, machine learning applications rely on high-dimensional data that is typically organized into multi-dimensional tensors. Many existing frameworks, libraries, and domain-specific languages support…

编程语言 · 计算机科学 2018-01-29 Norman A. Rink

We use deep learning to model interactions across two or more sets of objects, such as user-movie ratings, protein-drug bindings, or ternary user-item-tag interactions. The canonical representation of such interactions is a matrix (or a…

机器学习 · 统计学 2018-06-12 Jason Hartford , Devon R Graham , Kevin Leyton-Brown , Siamak Ravanbakhsh

We demonstrate the use of tensor networks for image classification with the TensorNetwork open source library. We explain in detail the encoding of image data into a matrix product state form, and describe how to contract the network in a…

机器学习 · 计算机科学 2019-06-17 Stavros Efthymiou , Jack Hidary , Stefan Leichenauer

Modeling of multidimensional signal using tensor is more convincing than representing it as a collection of matrices. The tensor based approaches can explore the abundant spatial and temporal structures of the mutlidimensional signal. The…

信号处理 · 电气工程与系统科学 2019-12-10 Baburaj Madathil , Sameera V Mohd Sagheer , Abdu Rahiman , Anju Jose Tom , Baiju P S , Jobin Francis , Sudhish N. George

Multimodal target/aspect sentiment classification combines multimodal sentiment analysis and aspect/target sentiment classification. The goal of the task is to combine vision and language to understand the sentiment towards a target entity…

计算与语言 · 计算机科学 2021-08-09 Zaid Khan , Yun Fu

Complex systems that consist of different kinds of entities that interact in different ways can be modeled by multilayer networks. This paper uses the tensor formalism with the Einstein tensor product to model this type of networks. Several…

数值分析 · 数学 2023-08-03 Smahane El-Halouy , Silvia Noschese , Lothar Reichel

This paper describes an object-oriented model for designing complex and time-variant data warehouse data. The main contribution is the warehouse class concept, which extends the class concept by temporal and archive filters as well as a…

数据库 · 计算机科学 2010-05-20 Franck Ravat , Olivier Teste , Zurfluh Gilles