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Katsuhiko Hayashi

28 papers hereh-index 6138 citations41 works total

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

author position
  • sole author1
  • first author2
  • middle author19
  • last author4

Across the 26 of 28 papers where every author was matched, so the position is known.

fields
  • cs.CL16
  • cs.CV4
  • cs.IR4
  • cs.LG3
  • cs.AI1
same name
  • Katsuhiko Hayashi — 2 papers, h 6

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20212026
most citedUnified Interpretation of Softmax Cross-Entropy and Negative Sampling: With Case Study for Knowledge Graph Embedding

9 citations · 21 across the 26 of their papers we have counts for

collaborators
Showing cs.LGShow all

3 papers · 1 filter

cs.LG2024

Multi-label Learning with Random Circular Vectors

Ken Nishida, Kojiro Machi, Kazuma Onishi +2

The extreme multi-label classification~(XMC) task involves learning a classifier that can predict from a large label set the most relevant subset of labels for a data instance. Whi…

cs.LG2022★ 9 cited

Comprehensive Analysis of Negative Sampling in Knowledge Graph Representation Learning

Hidetaka Kamigaito, Katsuhiko Hayashi

Negative sampling (NS) loss plays an important role in learning knowledge graph embedding (KGE) to handle a huge number of entities. However, the performance of KGE degrades withou…

cs.LG2021★ 9 cited

Unified Interpretation of Softmax Cross-Entropy and Negative Sampling: With Case Study for Knowledge Graph Embedding

Hidetaka Kamigaito, Katsuhiko Hayashi

In knowledge graph embedding, the theoretical relationship between the softmax cross-entropy and negative sampling loss functions has not been investigated. This makes it difficult…

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