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Woojiggun/README.md

Jinhyun Woo

Independent AI researcher building HSL and HoLo

I study whether deterministic, byte-native structural signals can replace part of the learned tokenizer and embedding stack while preserving useful model behavior. HoLo is the integration and evaluation vehicle; HSL is the core research product.

This is an open, evidence-first project. I publish code, weights, matched controls, implementation limits, and negative results. The current claim is works and is worth measuring, not SOTA.

Reviewer shortcut

The latest controlled gate found a small validation/test BPB improvement from exact previous-byte feedback at only +864 parameters and approximately 0.58% wall-throughput cost. It did not solve late-slot error propagation or weak free generation; those remain explicit targets for a convergence and matched-baseline study.

Research portfolio

Project What it tests Public evidence
HSL A deterministic, modality-agnostic structural signal substrate Core repository, specifications, experiments, and reports
hsl-embedding Reproducible byte-to-HSL feature generation Python package, tests, and CI
hsl-embedding-zero Transformer input with zero learned input parameters Python package, tests, CI, and released weights
HoLo_ZeRo Language-model integration of the zero-input path Training code, checkpoints, and documented limitations
HoLo-ToLk-STT HSL-based speech recognition Four-seed matched experiments and released artifacts
HoLo-ToLk-TTS HSL-based text-to-speech Working prototype, code, and weights; perceptual evaluation remains open
HoLo-FuSe Frozen HSL features in diffusion conditioning Reproducible prototype and retained negative-control evidence

Current research

  • Controlled language-model studies on clean English and Korean corpora
  • Byte-level BPB, memory, throughput, parameter, and convergence economics
  • Exact long-context and autoregressive rollout diagnostics
  • Matched ablations that separate data quality, input representation, optimization, and scale
  • Speech and diffusion prototypes as cross-modal feasibility studies
  • A private exploratory autonomous-system prototype, not presented as public evidence

The language path remains harder than conventional learned BPE embeddings: token IDs are not used as learned semantic inputs. That makes direct quality comparisons incomplete unless parameter cost, byte exposure, compute, and convergence are matched.

Research principles

  • Works-not-wins: feasibility before superiority claims
  • Matched controls: same data, exposure, seed, and evaluation whenever possible
  • Negative results stay public: rejected paths are evidence, not hidden failures
  • Reproducibility: code, weights, hashes, and run contracts where practical
  • Economy matters: quality is evaluated together with parameters, VRAM, throughput, and data cost

Links

Compute collaboration

I am seeking research-compute sponsorship or credits for reproducible scaling studies, especially controlled HSL/HoLo language, speech, and diffusion experiments. The immediate goal is not to declare a breakthrough; it is to determine rigorously where the approach works, where it fails, and whether its parameter and memory economics survive at larger scale. The compute research brief specifies a 100 H100-hour pilot with measurable success and rejection criteria.


한국어 요약

HSL은 바이트에서 고정 구조 신호를 만드는 입력 기판이며, HoLo는 이를 언어·음성·이미지 모델에서 검증하는 통합 연구입니다. 학습된 토큰 임베딩 일부를 고정 신호로 대체할 수 있는지, 그리고 그 과정에서 파라미터·메모리·처리량 측면의 경제성이 유지되는지를 공개 실험으로 확인하고 있습니다.

현재 공개된 결과는 가능성과 작동성을 보여 주지만 완성형이나 성능 우위를 뜻하지 않습니다. 코드, 가중치, 대조군, 실패 사례를 함께 공개하며 더 큰 규모의 재현 가능한 검증을 위한 컴퓨팅 협력을 찾고 있습니다.

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