Search Results for author: Fushing Hsieh

Found 8 papers, 1 papers with code

Coarse- and fine-scale geometric information content of Multiclass Classification and implied Data-driven Intelligence

no code implementations15 Apr 2021 Fushing Hsieh, Xiaodong Wang

Under any Multiclass Classification (MCC) setting defined by a collection of labeled point-cloud specified by a feature-set, we extract only stochastic partial orderings from all possible triplets of point-cloud without explicitly measuring the three cloud-to-cloud distances.

Unraveling S&P500 stock volatility and networks -- An encoding-and-decoding approach

no code implementations23 Jan 2021 Xiaodong Wang, Fushing Hsieh

In the real data applications, we introduce the application of our approach in forecasting stock returns.

Time Series Time Series Analysis

Categorical exploratory data analysis on goodness-of-fit issues

no code implementations19 Nov 2020 Sabrina Enriquez, Fushing Hsieh

Such annotations can critically shed invaluable light on validity as well as limitations of statistical modeling as a data analysis approach.

Extreme-K categorical samples problem

no code implementations29 Jul 2020 Elizabeth Chou, Catie McVey, Yin-Chen Hsieh, Sabrina Enriquez, Fushing Hsieh

Upon the data matrix's row-axis, we discuss the pros and cons of Euclidean distance against its weighted version for building a binary clustering tree geometry.

Clustering

Color-complexity enabled exhaustive color-dots identification and spatial patterns testing in images

no code implementations28 Jul 2020 Shuting Liao, Li-Yu Liu, Ting-An Chen, Kuang-Yu Chen, Fushing Hsieh

Targeted color-dots with varying shapes and sizes in images are first exhaustively identified, and then their multiscale 2D geometric patterns are extracted for testing spatial uniformness in a progressive fashion.

Clustering

From learning gait signatures of many individuals to reconstructing gait dynamics of one single individual

no code implementations21 May 2020 Fushing Hsieh, Xiaodong Wang

With proper color-coding and stacking, we reconstruct and represent an individual's gait dynamics via a 3D cylinder to collectively reveal universal deterministic and stochastic structural patterns on centisecond (10 milliseconds) scale across all rhythmic cycles.

Time Series Analysis

Learning from Group Comparisons: Exploiting Higher Order Interactions

no code implementations NeurIPS 2018 Yao Li, Minhao Cheng, Kevin Fujii, Fushing Hsieh, Cho-Jui Hsieh

We study the problem of learning from group comparisons, with applications in predicting outcomes of sports and online games.

Complexity of Possibly-gapped Histogram and Analysis of Histogram (ANOHT)

2 code implementations20 Feb 2017 Fushing Hsieh, Tania Roy

Without unrealistic continuity and smoothness assumptions on a distributional density of one dimensional dataset, constructing an authentic possibly-gapped histogram becomes rather complex.

Methodology

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