LangChain / RAG / Vector DBs · Ders

RAG'de Yeni Eğilimler ve Araştırmalar

Retrieval Augmented Generation ve LLM entegrasyonundaki en yeni gelişmeler, araştırma makaleleri ve gelecekteki yönelimler hakkında güncel kalın.

RAG'de Yeni Eğilimler ve Araştırmalar, CoddyKit'te ücretsiz bir LangChain / RAG / Vector DBs dersidir. Bu, 4 dersinin 3. dersidir. Aşağıdan dersin tamamını ücretsiz okuyabilir, sonra tarayıcıda yerleşik kod editörü ve 7/24 yapay zeka koçu ile uygulamalı olarak pratik yapabilirsin. Bu, LangChain / RAG / Vector DBs öğrenme yolunun bir parçasıdır ve ilerlemeniz web ve CoddyKit uygulaması arasında senkronize olur. LangChain / RAG / Vector DBs kursu toplamda 4 dersten oluşur.

Bu dersin bazı bölümleri henüz çevrilmemiş olup İngilizce olarak gösterilmektedir.

Beyond Basic RAG

RAG is evolving fast! We've covered the basics, but researchers are constantly pushing boundaries. This lesson explores exciting new trends, from self-correcting models to multi-modal data.

Self-Correction & Self-RAG

A major trend is enabling LLMs to critique and improve their own work. Self-correction means the LLM can identify flaws in its generated answer or retrieved documents and try again.

Self-RAG is a framework where the LLM decides when to retrieve, generates an answer, and then critically evaluates both the retrieved info and its own response.
It can trigger further retrieval or regeneration steps if confidence is low.

Self-RAG in Action (Concept)

Imagine a loop where the LLM checks its own work. This conceptual Python example shows the core idea. We use mock components for demonstration purposes.

class MockRetriever:
    def retrieve(self, query):
        print(f"MockRetriever: Retrieving for '{query}'")
        return [f"Doc for {query} (initial)", f"Another doc for {query}"]

class MockLLM:
    def generate(self, query, docs):
        print(f"MockLLM: Generating for '{query}' with {len(docs)} docs.")
        return f"Generated response for '{query}' based on {len(docs)} docs."

    def critique(self, query, response, docs):
        print(f"MockLLM: Critiquing response: '{response}'")
        # Simulate a critique - for demo, always needs improvement first time
        if "initial" in response:
            return {"needs_improvement": True, "reason": "Initial docs might be too broad."}
        return {"needs_improvement": False}

    def refine_query(self, original_query, critique):
        print(f"MockLLM: Refining query based on critique: '{critique['reason']}'")
        return f"refined {original_query}"

def self_rag_process(query, retriever, llm):
    print(f"\n--- Starting Self-RAG for: '{query}' ---")
    initial_docs = retriever.retrieve(query)
    initial_response = llm.generate(query, initial_docs)

    critique = llm.critique(query, initial_response, initial_docs)

    if critique.get("needs_improvement"):
        print("Critique: Needs improvement. Refining...")
        new_query = llm.refine_query(query, critique)
        more_docs = retriever.retrieve(new_query)
        final_response = llm.generate(query, initial_docs + more_docs)
    else:
        print("Critique: No improvement needed.")
        final_response = initial_response
    print(f"--- Final Response: {final_response} ---\n")
    return final_response

if __name__ == "__main__":
    retriever = MockRetriever()
    llm = MockLLM()
    self_rag_process("What is the capital of France?", retriever, llm)

RAG Beyond Text: Multi-Modal

Traditional RAG focuses on text, but the world isn't just text! Multi-modal RAG extends retrieval to other data types like images, audio, or video.

Imagine querying about a product image and getting text descriptions, reviews, and related images.
It involves generating embeddings for different modalities and storing them in a shared vector space for unified search.

RAG with Knowledge Graphs

Sometimes, raw text isn't enough for precise factual answers. Knowledge Graph RAG combines the strengths of LLMs with structured knowledge graphs.

Knowledge graphs represent entities and their relationships (e.g., "Paris IS_CAPITAL_OF France").
RAG can retrieve relevant graph nodes/triples, then use an LLM to reason over this structured data, leading to more accurate and verifiable responses.

Adaptive & Dynamic RAG

Not all queries are created equal. Adaptive RAG systems can dynamically adjust their retrieval strategy based on the query or context.

For simple queries, a quick, broad search might suffice. For complex, nuanced questions, a multi-stage or deeper retrieval might be triggered.
Dynamic chunking is another aspect, where documents are split into chunks of varying sizes or based on semantic boundaries during retrieval, not just pre-processing.

RAFT: Fine-Tuning with Retrieval

We often fine-tune LLMs on specific tasks. Retrieval-Augmented Fine-Tuning (RAFT) integrates retrieval directly into this training process.

Instead of just training on static examples, RAFT teaches the LLM to read and utilize retrieved documents during its fine-tuning.
This helps the model learn how to better incorporate external knowledge, reducing reliance on memorized facts and improving its ability to handle new information.

New Metrics for Advanced RAG

Evaluating a basic RAG system is challenging enough! With these advanced techniques, evaluation becomes even more complex.

We need metrics that assess not just factual accuracy, but also the system's ability to self-correct, its multi-modal understanding, or its reasoning over knowledge graphs.
New benchmarks are emerging to specifically test these advanced RAG capabilities, focusing on reasoning, robustness, and adaptability.

Ethics & The Future of RAG

As RAG systems grow more sophisticated, so do their ethical implications. We must consider:

Bias amplification: Ensuring retrieved data doesn't introduce or amplify harmful biases.
Transparency: Making it clear why certain information was retrieved and used.
Data provenance: Tracking the origin and trustworthiness of all retrieved documents.

The future promises even more intelligent, adaptive, and integrated RAG systems across all domains.

Quick Check: RAG Evolution

Which of the following are considered emerging trends or advanced techniques in Retrieval Augmented Generation (RAG)?

Recap: RAG's Exciting Future

We've journeyed through the cutting edge of RAG! You learned about:

Self-correction and Self-RAG for autonomous improvement.
Multi-modal RAG for handling diverse data types.
Knowledge Graph RAG for enhanced factual accuracy.
Adaptive RAG and RAFT for smarter, more integrated systems.

The field is dynamic, promising more intelligent and context-aware AI applications!

Sıkça Sorulan Sorular

“RAG'de Yeni Eğilimler ve Araştırmalar” dersi ücretsiz mi?

Evet — “RAG'de Yeni Eğilimler ve Araştırmalar” dersin tüm metni burada web'de ücretsiz olarak okunabilir. Etkileşimli olarak pratik yapmak (yerleşik kod editörü ve 7/24 yapay zeka koçu) ve LangChain / RAG / Vector DBs kursunun geri kalanını açmak için CoddyKit PRO'ya yükselt. LangChain / RAG / Vector DBs kursu toplamda 4 dersten oluşur.

“RAG'de Yeni Eğilimler ve Araştırmalar” dersinde ne öğreneceğim?

Retrieval Augmented Generation ve LLM entegrasyonundaki en yeni gelişmeler, araştırma makaleleri ve gelecekteki yönelimler hakkında güncel kalın. LangChain / RAG / Vector DBs ile uygulamalı kodu tarayıcıda doğrudan çalıştırarak pratik yaparsın ve 7/24 yapay zeka koçu dersi çalışırken sorularını yanıtlar.

LangChain / RAG / Vector DBs öğrenmeye başlamak için deneyim gerekli mi?

Önceden deneyim gerekmez. CoddyKit'te LangChain / RAG / Vector DBs, başlangıçtan ileri seviyeye kadar yapılandırıldığı için buradan başlayabilir veya başından başlayıp kendi hızında ilerleme yapabilirsin. Bu, 4 dersinin 3. dersidir.

“RAG'de Yeni Eğilimler ve Araştırmalar” dersi ne kadar sürer?

Çoğu CoddyKit dersi yaklaşık 5–10 dakika sürer. Her biri kısa ve etkileşimli olduğu için sabit ilerleme yaparsın ve web ile uygulama arasında tam olarak bıraktığın yerden devam edebilirsin.

Bu LangChain / RAG / Vector DBs dersinde kod yazıp çalıştırabilir miyim?

Evet. Her LangChain / RAG / Vector DBs dersi yerleşik bir kod editörü içerir, bu sayede tarayıcıda gerçek kod yazıp çalıştırabilir ve anlık yapay zeka geri bildirimi alırsın — yerel kurulum gerekli değildir.

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