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Yusuf Çelebi

Yusuf Çelebi

Applied AI Scientist

LLM sistemleri, retrieval, agentic AI ve model davranışı üzerine çalışan Applied AI Scientist. Araştırma fikirlerini RAG, graph memory, değerlendirme ve üretim odaklı AI pipeline'larına dönüştürmeye odaklanıyorum.

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Teknik Odağım

LLMs

Foundation models, transformer tooling, and language-model application work.

Hugging Face Transformers

Model Adaptation

Training, supervised fine-tuning, adapters, and parameter-efficient adaptation.

PyTorch TRL TRL LoR LoRA / QLoRA PEF PEFT

Retrieval

Search, RAG, hybrid retrieval, and late-interaction ranking.

RAG RAG Elasticsearch Col ColBERT Rer Reranking

Agentic AI

Graph orchestration, multi-agent workflows, and tool-connected assistants.

LangGraph CrewAI Aut AutoGen MCP Age Agentic RAG

Knowledge Graphs

Graph databases, ontology design, and persistent memory structures.

Neo4j Cyp Cypher Ont Ontology Design Gra Graph Memory

Evaluation

LLM evaluation, RAG assessment, robustness checks, and benchmarking.

LLM LLM Eval RAGAS Rob Robustness Ben Benchmarking

Prompt Optimization

Prompt search, optimization programs, and systematic prompt iteration.

DSPy / GEPA Pro Prompt Programs

Computer Vision

Detection, segmentation, OCR, and visual preprocessing pipelines.

OpenCV YOLO SAM SAM OCR OCR Obj Object Detection

Infrastructure

Deployment, backend APIs, containers, and persistent application storage.

Docker Django FastAPI PostgreSQL

Öne Çıkan Projeler

Öne Çıkan Bloglar

Selected Publications