Search Results for author: ZiQi Li

Found 8 papers, 3 papers with code

DistJoin: A Decoupled Join Cardinality Estimator based on Adaptive Neural Predicate Modulation

no code implementations12 Mar 2025 Kaixin Zhang, Hongzhi Wang, ZiQi Li, Yabin Lu, Yingze Li, Yu Yan, Yiming Guan

We conceptualize these challenges as the "Trilemma of Cardinality Estimation", where learned cardinality estimation methods struggle to balance generality, accuracy, and updatability.

MERLIN: Multi-stagE query performance prediction for dynamic paRallel oLap pIpeliNe

no code implementations1 Dec 2024 Kaixin Zhang, Hongzhi Wang, Kunkai Gu, ZiQi Li, Chunyu Zhao, Yingze Li, Yu Yan

High-performance OLAP database technology has emerged with the growing demand for massive data analysis.

Prediction

All-in-one Weather-degraded Image Restoration via Adaptive Degradation-aware Self-prompting Model

no code implementations12 Nov 2024 Yuanbo Wen, Tao Gao, ZiQi Li, Jing Zhang, Kaihao Zhang, Ting Chen

Specifically, our model employs the contrastive language-image pre-training model (CLIP) to facilitate the training of our proposed latent prompt generators (LPGs), which represent three types of latent prompts to characterize the degradation type, degradation property and image caption.

All Image Reconstruction +1

GeoShapley: A Game Theory Approach to Measuring Spatial Effects in Machine Learning Models

1 code implementation6 Dec 2023 ZiQi Li

This paper introduces GeoShapley, a game theory approach to measuring spatial effects in machine learning models.

Additive models

Multi-dimension Queried and Interacting Network for Stereo Image Deraining

no code implementations19 Sep 2023 Yuanbo Wen, Tao Gao, ZiQi Li, Jing Zhang, Ting Chen

This module leverages dimension-wise queries that are independent of the input features and employs global context-aware attention (GCA) to capture essential features while avoiding the entanglement of redundant or irrelevant information.

Rain Removal

GeoExplainer: A Visual Analytics Framework for Spatial Modeling Contextualization and Report Generation

1 code implementation25 Aug 2023 Fan Lei, Yuxin Ma, Stewart Fotheringham, Elizabeth Mack, ZiQi Li, Mehak Sachdeva, Sarah Bardin, Ross Maciejewski

As analysts create their spatial models, our framework flags potential issues with model parameter selections, utilizes template-based text generation to summarize model outputs, and links with external knowledge repositories to provide annotations that help to explain the model results.

regression Text Generation

Duet: efficient and scalable hybriD neUral rElation undersTanding

1 code implementation25 Jul 2023 Kaixin Zhang, Hongzhi Wang, Yabin Lu, ZiQi Li, Chang Shu, Yu Yan, Donghua Yang

Although both data-driven and hybrid methods are proposed to avoid this problem, most of them suffer from high training and estimation costs, limited scalability, instability, and long-tail distribution problems on high-dimensional tables, which seriously affects the practical application of learned cardinality estimators.

Relation

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