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jina-v3 + deepseek-chat · k=20

run #25 · 2026-06-25 10:51 · git 16da4bb · tbl:family3b

Retrieval hit@k
80%
Answer accuracy
89%
Cases
45 (40 grounded)

Family 3 v2: normal windows + statement-window descriptions, robust describer

Δ vs baseline

Compared to jina-v3 + deepseek-chat · k=20 (2026-06-25 09:57). A retrieval delta with the same generator isolates the embedder/retrieval change.

Failures in this run (8)

CaseQuestionRetrievalAnswerSymptom
q010What were Berkshire Hathaway's after-tax investment gains in 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q013What were Berkshire Hathaway's railroad operating earnings in 2023?FAILFAILgold chunk not retrieved → answer ungrounded
q017What kind of transportation business does Berkshire Hathaway operate?FAILPASSanswered without the gold chunk (parametric leak?)
q024How much larger were Berkshire Hathaway's 2023 net earnings than its 2023 operating earnings?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
q040How much higher was Microsoft's net income than JPMorgan Chase's 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