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qwen3-embedding:0.6b + deepseek-chat · k=20

run #5 · 2026-06-18 21:17 · git 0562acf · ab:chunk

Retrieval hit@k
57%
Answer accuracy
71%
Cases
45 (40 grounded)

chunk 800 vs row2 qwen-0.6b@350 — same embedder+generator, isolates chunk size

Δ vs baseline

Compared to nomic-embed-text + deepseek-chat · k=20 (2026-06-18 18:19). A retrieval delta with the same generator isolates the embedder/retrieval change.

Failures in this run (19)

CaseQuestionRetrievalAnswerSymptom
q005What was Berkshire Hathaway's insurance float at the end of 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q007What was Berkshire Hathaway's insurance float at the end of 2022?FAILFAILgold chunk not retrieved → answer ungrounded
q014By how much did Berkshire Hathaway's insurance float grow from 2022 to 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q021By how much did Berkshire Hathaway's insurance float grow from 2021 to 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q022How much did Berkshire Hathaway's operating earnings grow from 2021 to 2023?PASSFAILretrieved but generated wrong (generation/arithmetic)
q023How much did Berkshire Hathaway's operating earnings grow from 2021 to 2022?PASSFAILretrieved but generated wrong (generation/arithmetic)
q025What was JPMorgan Chase's total net revenue in 2023?FAILPASSanswered without the gold chunk (parametric leak?)
q027What were JPMorgan Chase's total assets at the end of 2023?FAILPASSanswered without the gold chunk (parametric leak?)
q028What was JPMorgan Chase's CET1 capital ratio in 2023?FAILPASSanswered without the gold chunk (parametric leak?)
q031What was Microsoft's net income in fiscal 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q032What was Microsoft's operating income in fiscal 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q034What were Costco's net sales in fiscal 2023?FAILPASSanswered without the gold chunk (parametric leak?)
q036What was Costco's net income in fiscal 2023?FAILPASSanswered without the gold chunk (parametric leak?)
q038Which company had higher net income in 2023, Microsoft or JPMorgan Chase?FAILFAILgold chunk not retrieved → answer ungrounded
q039Which company had higher total revenue in 2023, Costco or Microsoft?FAILPASSanswered without the gold chunk (parametric leak?)
q040How much higher was Microsoft's net income than JPMorgan Chase's in 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q041How much greater was Costco's total revenue than Microsoft's in 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q042What was the combined net income of Microsoft and JPMorgan Chase in 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q043Which had the highest net income in 2023: JPMorgan Chase, Microsoft, or Costco?FAILFAILgold chunk not retrieved → answer ungrounded