activity
20192022
most citedExplorerTree: a focus+context exploration approach for 2D embeddings

10 citations · 21 across the 7 of their papers we have counts for

collaborators

16 papers

cs.HC2022★ 2 cited

Knowledge-Decks: Automatically Generating Presentation Slide Decks of Visual Analytics Knowledge Discovery Applications

Leonardo Christino, Taylor Hill, Fernando Paulovich

Visual Analytics (VA) tools provide ways for users to harness insights and knowledge from datasets. Recalling and retelling user experiences while utilizing VA tools has attracted…

cs.LG2022

DimenFix: A novel meta-dimensionality reduction method for feature preservation

Qiaodan Luo, Leonardo Christino, Fernando V Paulovich +1

Dimensionality reduction has become an important research topic as demand for interpreting high-dimensional datasets has been increasing rapidly in recent years. There have been ma…

cs.HC2022

A Theoretical Approach for Structuring and Analysing Knowledge Provenance for Visual Analytics

Leonardo Christino, Sima Rezaeipourfarsangi, Evangelos Milios +1

The primary goal of Visual Analytics (VA) is to enable user-guided knowledge generation. Theoretical VA works to explain how the different aspects of a VA tool bring forth new insi…

cs.LG2022★ 9 cited

HardVis: Visual Analytics to Handle Instance Hardness Using Undersampling and Oversampling Techniques

Angelos Chatzimparmpas, Fernando V. Paulovich, Andreas Kerren

Despite the tremendous advances in machine learning (ML), training with imbalanced data still poses challenges in many real-world applications. Among a series of diverse techniques…

cs.GR2021★ 10 cited

ExplorerTree: a focus+context exploration approach for 2D embeddings

Wilson E. Marcílio-Jr, Danilo M. Eler, Fernando V. Paulovich +2

In exploratory tasks involving high-dimensional datasets, dimensionality reduction (DR) techniques help analysts to discover patterns and other useful information. Although scatter…

cs.LG2021

Multivariate Data Explanation by Jumping Emerging Patterns Visualization

Mário Popolin Neto, Fernando V. Paulovich

Visual Analytics (VA) tools and techniques have been instrumental in supporting users to build better classification models, interpret models' overall logic, and audit results. In…