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Hongshik Ahn

5 papers hereh-index 242k citations88 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author1
  • middle author3
  • last author1

Across the 5 of 5 papers where every author was matched, so the position is known.

fields
  • cs.LG2
  • cs.IR1
  • stat.ME1
  • stat.ML1

identity via Semantic Scholar / OpenAlex

activity
20192022
most citedGREASE: Generate Factual and Counterfactual Explanations for GNN-based Recommendations

11 citations · 18 across the 3 of their papers we have counts for

collaborators
Showing cs.LGShow all

2 papers · 1 filter

cs.LG2021

ReLAX: Reinforcement Learning Agent eXplainer for Arbitrary Predictive Models

Ziheng Chen, Fabrizio Silvestri, Jia Wang +3

Counterfactual examples (CFs) are one of the most popular methods for attaching post-hoc explanations to machine learning (ML) models. However, existing CF generation methods eithe…

cs.LG2021★ 4 cited

Costly Features Classification using Monte Carlo Tree Search

Ziheng Chen, Jin Huang, Hongshik Ahn +1

We consider the problem of costly feature classification, where we sequentially select the subset of features to make a balance between the classification error and the feature cos…

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