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Alex Ngibuini Gichamba

Carnegie Mellon University Africa, Intron Inc.

3 papers hereh-index 27 citations4 works total

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

author position
  • first author2
  • middle author1

Across the 3 of 3 papers where every author was matched, so the position is known.

fields
  • cs.CL2
  • cs.SD1
affiliations
  • Carnegie Mellon University Africa, Intron Inc.
HomepageORCID 0000-0002-2226-9882

identity via Semantic Scholar / OpenAlex

activity
20242026
most citedColBERT Retrieval and Ensemble Response Scoring for Language Model Question Answering

6 citations · 7 across the 3 of their papers we have counts for

collaborators

3 papers

cs.SD2026

Probing Low Frame Rate Degradation in Neural Audio Codecs

Alex Gichamba, Moise Busogi

Low frame rates in neural audio codecs are attractive for autoregressive speech synthesis, where the generation cost scales linearly with the sequence length. Recent work has demon…

cs.CL2025★ 1 cited

AfriSpeech-MultiBench: A Verticalized Multidomain Multicountry Benchmark Suite for African Accented English ASR

Gabrial Zencha Ashungafac, Mardhiyah Sanni, Busayo Awobade +2

Recent advances in speech-enabled AI, including Google's NotebookLM and OpenAI's speech-to-speech API, are driving widespread interest in voice interfaces globally. Despite this mo…

cs.CL2024★ 6 cited

ColBERT Retrieval and Ensemble Response Scoring for Language Model Question Answering

Alex Gichamba, Tewodros Kederalah Idris, Brian Ebiyau +2

Domain-specific question answering remains challenging for language models, given the deep technical knowledge required to answer questions correctly. This difficulty is amplified…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.