From 84f6f2bbffaaef5b9a0d9565bd6f58252bdd24e3 Mon Sep 17 00:00:00 2001 From: Levi Neuwirth Date: Fri, 10 Jul 2026 12:19:57 -0400 Subject: [PATCH] auto: 2026-07-10T16:19:57Z [skip ci] --- content/about.md | 16 +++++++++------- content/cv/projects.md | 2 +- 2 files changed, 10 insertions(+), 8 deletions(-) diff --git a/content/about.md b/content/about.md index e47f694..9d65606 100644 --- a/content/about.md +++ b/content/about.md @@ -21,9 +21,9 @@ These are probably what you're looking for. A summary of the key points follows My work clusters into three threads: -- **Machine learning** — order-invariant ICD-10-CM embeddings (under review at *JAMA Network Open*, deployed calculator), the NeuroPose 3D-kinematics system in Liqi Shu's lab at Brown Neurology, and ongoing research engineering at [NeuroAI](https://neuroai.health). Undergraduate work has been clinically focused; graduate study broadens the scope. +- **Machine learning** — order-invariant ICD-10-CM embeddings (under review at *JAMIA*, deployed calculator), the NeuroPose 3D-kinematics system in Liqi Shu's lab at Brown Neurology, and ongoing research engineering at [NeuroAI](https://neuroai.health). Undergraduate work has been clinically focused; graduate study broadens the scope. - **Computer systems and high-performance computing** — the Weenix kernel, a TCP/IP networking stack from scratch in Go, and micro-architectural performance work (SIMD, hardware counters via PAPI, RAPL energy, cross-ISA ports across AVX2 / ARM NEON-SVE / RISC-V V) on Brown's OSCAR HPC cluster. -- **Reinforcement learning and applied AI** — a Magic: The Gathering RL project on OSCAR; production agentic-systems work at xAI on `grok-code-fast-1`; reasoning, evaluation, and red-teaming contracts with Anthropic, Mistral, and OpenAI. +- **AI safety and applied AI** — zero-knowledge proofs for cryptographic verification of large language models, as a MARS V fellow with the [Cambridge AI Safety Hub](https://caish.org/mars) (mentored by James Petrie, Future of Life Institute); a Magic: The Gathering reinforcement-learning project on OSCAR; agentic-systems work at xAI on `grok-code-fast-1`; and reasoning, evaluation, and red-teaming contracts with Anthropic, Mistral, and OpenAI. Computer vision and security thread through all three but do not stand on their own. @@ -31,12 +31,13 @@ Computer vision and security thread through all three but do not stand on their ### Published / In Submission -- **Shu L, Neuwirth L†, Wang X†, Zheng H†.** *Beyond Comorbidity Indices: An Order-Invariant ICD-10-CM Embedding for Readmission and Mortality Prediction.* Under review at *JAMA Network Open*, 2026. [Preprint](/essays/beyond-comorbidity-indices/) · [Calculator](https://levineuwirth.github.io/icd_embeddings/) · [Code](https://github.com/levineuwirth/icd_embeddings) +- **Shu L, Neuwirth L†, Wang X†, Zheng H†.** *Beyond Comorbidity Indices: An Order-Invariant ICD-10-CM Embedding for Readmission and Mortality Prediction.* Under review at the *Journal of the American Medical Informatics Association* (JAMIA), 2026. [Preprint](/essays/beyond-comorbidity-indices/) · [Calculator](https://levineuwirth.github.io/icd_embeddings/) · [Code](https://github.com/levineuwirth/icd_embeddings) - **Neuwirth L.** *Branch-Based Local Capture in Tree-Ball Geometry: Sharp Positive and Negative Results.* Preprint, arXiv (forthcoming), May 2026. [Preprint](/essays/branch-based-local-capture-in-tree-balls/) - **Neuwirth L.** *Where Does SIMD Help Post-Quantum Cryptography? A Micro-Architectural Study of ML-KEM on x86 AVX2.* Technical report, Brown University Department of Computer Science, April 2026. [Report](/essays/where-does-simd-help-post-quantum-cryptography/) · [Artifact](https://git.levineuwirth.org/neuwirth/where-simd-helps) ### In Preparation / In Progress +- **Zero-knowledge proofs for LLM verification.** MARS V fellowship, [Cambridge AI Safety Hub](https://caish.org/mars), July–October 2026; cryptographic verification of claims about model training, inference, and deployment. Public write-up expected October 2026. - **[NeuroPose](/essays/neuropose/) clinical-implications manuscript.** In preparation; target submission 2026–2027. - **SIMD / PQC Phase 2 & Phase 3.** Hardware performance counters (PAPI), RAPL energy, and cross-ISA ports (ARM NEON/SVE, RISC-V V). - **Semantic-embeddings citation project.** Early-stage work with [NeuroAI](https://neuroai.health), preprint expected summer 2026. @@ -45,17 +46,18 @@ Computer vision and security thread through all three but do not stand on their ### Presentations - **Early Detection of Neurological Disorders through Video-Captured Kinematic Analysis.** Ma J, Arms S, Kaneira L, Lall M, Chen K, Cabral W, Man D, Neuwirth L, Shu L. Poster, Brown / Rhode Island Hospital Neurology Summer UTRA Symposium, August 2025. -- **"Order-Invariant ICD-10-CM Embedding for Readmission and Mortality Prediction: Toward Multimodal Generative Patient Models"**Shu L, Neuwirth L†, Wang X†, Zheng H†. IEEE/ACM Conference on Connected Health: Applications, Systems and Engineering Technologies (CHASE), August 2026, in review. +- **"Order-Invariant ICD-10-CM Embedding for Readmission and Mortality Prediction: Toward Multimodal Generative Patient Models"**Shu L, Neuwirth L†, Wang X†, Zheng H†. IEEE/ACM Conference on Connected Health: Applications, Systems and Engineering Technologies (CHASE), August 2026, accepted. †Equal-contribution undergraduate authors. ## Experience See [resume (PDF)](/resume.pdf). -- **xAI** Summer 2025, remote. Contributed to training of `grok-code-fast-1`. Integrated LLMs into autonomous agent frameworks spanning 20 tools across thousands of production workflows and codebases; diagnosed and resolved 50+ agentic failures, improving tool-execution rates by >15%, reducing fatal tool-usage errors by >40%, and reducing API usage by >20%. Contributed to safety systems, reducing hallucination rates by >50% in controlled agent-behavior tests. -- **NeuroAI** Present. [neuroai.health](https://neuroai.health). Early-stage venture of academics and clinicians integrating deep learning, reinforcement learning, and generative AI into clinical and research workflows; leading research-engineering across model development, deployment infrastructure, and system design. +- **Cambridge AI Safety Hub** — *MARS V Fellow.* July – October 2026, Cambridge, UK. Selected for [MARS V](https://caish.org/mars), a competitive part-time AI-safety research fellowship; working under James Petrie (Future of Life Institute) on zero-knowledge proofs for cryptographic verification of large language models. - **Shu Laboratory, Brown Department of Neurology** — *Undergraduate Researcher and Technical Lead.* October 2023 – Present. Technical lead on [NeuroPose](/essays/neuropose/); co-lead developer on the [ICD-10-CM embedding model](/essays/beyond-comorbidity-indices/). -- **Independent Research Contracting** — *Anthropic, Mistral, OpenAI.* 2025 – Present Expert reasoning contributions in code and mathematics for agentic workflows, agentic task design and evaluation, AI safety, and red-teaming. +- **NeuroAI** Present. [neuroai.health](https://neuroai.health). Early-stage venture of academics and clinicians integrating deep learning, reinforcement learning, and generative AI into clinical and research workflows; leading research-engineering across model development, deployment infrastructure, and system design. +- **xAI** Summer 2025, remote. Contributed to the training of `grok-code-fast-1`, xAI's agentic coding model; built LLM integrations into autonomous agent frameworks and resolved 50+ agentic tool-execution failures. +- **Independent Research Contracting** — *Anthropic, Mistral, OpenAI.* 2025 – Present. Expert reasoning contributions in code and mathematics for agentic workflows, agentic task design and evaluation, AI safety, and red-teaming. ## Selected Projects diff --git a/content/cv/projects.md b/content/cv/projects.md index 83dd534..cfd7fa3 100644 --- a/content/cv/projects.md +++ b/content/cv/projects.md @@ -20,6 +20,6 @@ Index of engineering artifacts. Systems depth is the primary axis of this page; ## Machine Learning & Deployed - **[ICD-10-CM outcome calculator](https://levineuwirth.github.io/icd_embeddings/)** · [Preprint](/essays/beyond-comorbidity-indices/) · [Code](https://github.com/levineuwirth/icd_embeddings)\ - Public, read-only calculator for the permutation-invariant Deep Sets model underlying the paper currently under review at *JAMA Network Open*. Takes a diagnosis-code set; returns 30-day readmission and postdischarge mortality predictions with Integrated-Gradients attribution. + Public, read-only calculator for the permutation-invariant Deep Sets model underlying the paper currently under review at *JAMIA*. Takes a diagnosis-code set; returns 30-day readmission and postdischarge mortality predictions with Integrated-Gradients attribution. - **[NeuroPose](/essays/neuropose/)**\ 3D pose-estimation and kinematic-analysis system for neurological-recovery research in Liqi Shu's laboratory at Brown Neurology. Python/TensorFlow inference pipeline, MATLAB-based statistical post-processing, Rust backend with HTML/JS frontends. 20,000+ lines across four externally-funded sub-projects since 2023.