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We propose UniT, a Unified Transformer model to simultaneously learn the most prominent tasks across different domains, ranging from object detection to natural language understanding and multimodal reasoning. Based on the transformer…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Ronghang Hu , Amanpreet Singh

In this paper we introduce deep Gaussian process (GP) models. Deep GPs are a deep belief network based on Gaussian process mappings. The data is modeled as the output of a multivariate GP. The inputs to that Gaussian process are then…

Machine Learning · Statistics 2013-03-26 Andreas C. Damianou , Neil D. Lawrence

The paper presents the PCGPT framework, an innovative approach to procedural content generation (PCG) using offline reinforcement learning and transformer networks. PCGPT utilizes an autoregressive model based on transformers to generate…

Machine Learning · Computer Science 2023-10-05 Sajad Mohaghegh , Mohammad Amin Ramezan Dehnavi , Golnoosh Abdollahinejad , Matin Hashemi

The challenge of effectively learning inter-series correlations for multivariate time series forecasting remains a substantial and unresolved problem. Traditional deep learning models, which are largely dependent on the Transformer paradigm…

Machine Learning · Computer Science 2024-05-29 Wanlin Cai , Kun Wang , Hao Wu , Xiaoxu Chen , Yuankai Wu

Clinical time series are often irregularly sampled, with varying sensor frequencies, missing observations, and misaligned timestamps. Prior approaches typically address these irregularities by interpolating data into regular sequences,…

Machine Learning · Computer Science 2025-12-18 Arash Hajisafi , Maria Despoina Siampou , Bita Azarijoo , Zhen Xiong , Cyrus Shahabi

The development of language models have moved from encoder-decoder to decoder-only designs. In addition, we observe that the two most popular multimodal tasks, the generative and contrastive tasks, are nontrivial to accommodate in one…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Weicheng Kuo , AJ Piergiovanni , Dahun Kim , Xiyang Luo , Ben Caine , Wei Li , Abhijit Ogale , Luowei Zhou , Andrew Dai , Zhifeng Chen , Claire Cui , Anelia Angelova

This paper introduces mhGPT, a lightweight generative pre-trained transformer trained on mental health-related social media and PubMed articles. Fine-tuned for specific mental health tasks, mhGPT was evaluated under limited hardware…

Computation and Language · Computer Science 2024-08-16 Dae-young Kim , Rebecca Hwa , Muhammad Mahbubur Rahman

Contemporary graph learning algorithms are not well-defined for large molecules since they do not consider the hierarchical interactions among the atoms, which are essential to determine the molecular properties of macromolecules. In this…

Machine Learning · Computer Science 2023-08-02 Nhat Khang Ngo , Truong Son Hy , Risi Kondor

In this work, we investigate a simple and must-known conditional generative framework based on Vector Quantised-Variational AutoEncoder (VQ-VAE) and Generative Pre-trained Transformer (GPT) for human motion generation from textural…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Jianrong Zhang , Yangsong Zhang , Xiaodong Cun , Shaoli Huang , Yong Zhang , Hongwei Zhao , Hongtao Lu , Xi Shen

We study Transformers on the task \emph{program trace generation} (PTG), where models produce step-by-step execution traces for synthetic programs. Unlike existing algorithmic problems, PTG externalizes reasoning through long traces where…

Computation and Language · Computer Science 2025-09-30 Simeng Sun

Generative Pre-trained Transformer (GPT) models have exhibited exciting progress in their capabilities, capturing the interest of practitioners and the public alike. Yet, while the literature on the trustworthiness of GPT models remains…

Transformer-based models have greatly pushed the boundaries of time series forecasting recently. Existing methods typically encode time series data into $\textit{patches}$ using one or a fixed set of patch lengths. This, however, could…

Machine Learning · Computer Science 2024-02-09 Linfeng Du , Ji Xin , Alex Labach , Saba Zuberi , Maksims Volkovs , Rahul G. Krishnan

Generating longer textual sequences when conditioned on the visual information is an interesting problem to explore. The challenge here proliferate over the standard vision conditioned sentence-level generation (e.g., image or video…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Aditya Mogadala , Marius Mosbach , Dietrich Klakow

Providing accurate estimated time of package delivery on users' purchasing pages for e-commerce platforms is of great importance to their purchasing decisions and post-purchase experiences. Although this problem shares some common issues…

Machine Learning · Computer Science 2023-02-03 Xin Zhou , Jinglong Wang , Yong Liu , Xingyu Wu , Zhiqi Shen , Cyril Leung

Transformers have become methods of choice in many applications thanks to their ability to represent complex interactions between elements. However, extending the Transformer architecture to non-sequential data such as molecules and…

Machine Learning · Computer Science 2022-04-27 Yoni Choukroun , Lior Wolf

The recently developed vision transformer (ViT) has achieved promising results on image classification compared to convolutional neural networks. Inspired by this, in this paper, we study how to learn multi-scale feature representations in…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Chun-Fu Chen , Quanfu Fan , Rameswar Panda

Natural language processing (NLP) is a key component of intelligent transportation systems (ITS), but it faces many challenges in the transportation domain, such as domain-specific knowledge and data, and multi-modal inputs and outputs.…

Computation and Language · Computer Science 2024-02-13 Peng Wang , Xiang Wei , Fangxu Hu , Wenjuan Han

Background: Electronic Health Records hold detailed longitudinal information about each patient's health status and general clinical history, a large portion of which is stored within the unstructured text. Existing approaches focus mostly…

This paper demonstrates how a Transformer Neural Network can be used to learn a Generative Model from a single path-based example image. We further show how a data set can be generated from the example image and how the model can be used to…

Machine Learning · Computer Science 2020-06-12 Sabine Wieluch , Friedhelm Schwenker

We present the R-package mgm for the estimation of k-order Mixed Graphical Models (MGMs) and mixed Vector Autoregressive (mVAR) models in high-dimensional data. These are a useful extensions of graphical models for only one variable type,…

Applications · Statistics 2020-02-13 Jonas M. B. Haslbeck , Lourens J. Waldorp