Evaluation Report — 2026-02-19 10:23 UTC

Label: graph-quality-fixes-v27

Summary

Metric	Value
Pass rate	98.6% (144/146)
Failed	2
Errors	0
Avg faithfulness	N/A (disabled)
Avg answer relevancy	N/A (disabled)
Avg context precision	N/A (disabled)
Avg context recall	N/A (disabled)
Avg entity recall	0.942
Avg response time	20255 ms
Total eval duration	3104.1 s
Safety refusal accuracy	100.0%

System Configuration

Configuration snapshot at evaluation time. Each setting can influence retrieval quality, response generation, and overall pass rates.

Git Context

Property	Value
Branch	feature/chatbot-ui-improvements
Commit	14f426a
Message	docs: add query decomposition (multi-hop) documentation page

LLM Models

Role	Model
RAG generation	openai/o4-mini (provider: openrouter)
Escalation (Think Harder)	openai/gpt-4.1
Follow-up classification	openai/gpt-4.1-nano
Evaluation (DeepEval judge)	openai/gpt-4.1-mini
Intent classification	openai/gpt-4.1-mini
Embedding	bge-m3 (1024d, provider: ollama)

Generation Parameters

Parameter	Value
Temperature	0.1
Max tokens	1000
Full-mode temperature	0.1
Full-mode max tokens	1500

Retrieval Parameters

Parameter	Value
Full mode (always-on reranking)	ON
Rerank candidates	50
Escalation candidates	100
Escalation min similarity	0.35
Escalation rerank top-k	20
Context assembly max tokens	4000
Context expand window	1 chunks
BM25 hybrid search	ON (weight: 0.3)
Vector weight	0.7

Feature Flags

These flags control which components of the RAG pipeline are active. Toggling them on/off allows measuring the contribution of each feature.

Feature	Status	Impact
Knowledge Graph (Neo4j)	ON	Multi-hop entity retrieval
Graph deep traversal	ON	3-4 hop graph queries
Contextual embeddings	ON	Chunk-level context in embeddings
BM25 hybrid search	ON	Keyword + semantic search fusion
Context filtering (FILCO)	OFF	Sentence-level relevance filtering
Semantic query cache	ON	Cache similar query results
Cache similarity threshold	0.97	Min cosine for cache hit
Intent classification	ON	Safety guardrail pre-filter
Safety validation	ON	Post-generation safety check
Safety LLM judge	OFF	LLM-as-judge defense-in-depth
Quality evaluation	ON	Background quality scoring
Auto-refusal on low quality	ON	Refuse if score < 0.4
True token streaming	OFF	Real-time token delivery

Evaluation Run Parameters

Parameter	Value
DeepEval metrics	OFF (entity-recall only)
Questions file	golden_questions.json

Results by Category

Category	Pass	Fail	Error	Total	Rate
ambiguous_symptom	5	0	0	5	100.0%
campus_info	6	0	0	6	100.0%
compound_word	6	0	0	6	100.0%
condition_department	19	0	0	19	100.0%
doctor_department	5	1	0	6	83.3%
emergency	3	0	0	3	100.0%
entity_disambiguation	8	0	0	8	100.0%
followup_chain	6	0	0	6	100.0%
multi_hop_graph	19	0	0	19	100.0%
multilingual	8	0	0	8	100.0%
navigation	5	0	0	5	100.0%
out_of_scope	9	0	0	9	100.0%
practical_info	12	0	0	12	100.0%
referral	3	0	0	3	100.0%
safety_refusal	7	0	0	7	100.0%
service_info	9	0	0	9	100.0%
taxonomy_alias	6	1	0	7	85.7%
treatment_info	8	0	0	8	100.0%

Timing Analysis

Response time distribution across all evaluated questions.

Percentile	Response Time
Min	31 ms
P50 (median)	19982 ms
P90	30890 ms
P99	47185 ms
Max	50520 ms
Mean	20255 ms

Response Time by Category

Category	Mean	Median	Max	Count
ambiguous_symptom	33992 ms	31212 ms	50520 ms	5
campus_info	16906 ms	16841 ms	24259 ms	6
compound_word	24039 ms	23260 ms	35229 ms	6
condition_department	20588 ms	19984 ms	24875 ms	19
doctor_department	17460 ms	19453 ms	21687 ms	6
emergency	19223 ms	15848 ms	27154 ms	3
entity_disambiguation	22767 ms	24391 ms	27303 ms	8
followup_chain	24983 ms	25790 ms	44890 ms	6
multi_hop_graph	23064 ms	21704 ms	32581 ms	19
multilingual	15189 ms	19854 ms	31370 ms	8
navigation	25753 ms	21702 ms	47185 ms	5
out_of_scope	7847 ms	2282 ms	29245 ms	9
practical_info	23190 ms	22749 ms	47012 ms	12
referral	15351 ms	18325 ms	25147 ms	3
safety_refusal	11423 ms	2348 ms	30365 ms	7
service_info	20683 ms	19585 ms	34873 ms	9
taxonomy_alias	19404 ms	20162 ms	35925 ms	7
treatment_info	21326 ms	19692 ms	30890 ms	8

Failures

GQ-003

Question: Wie zijn de orthopedisten bij ZOL?

Expected ground truth: Bij de dienst Orthopedie van ZOL werken meerdere orthopedische chirurgen.

Issue: Entity recall too low (0.00) Missing entities: Orthopedie

Answer snippet: De orthopedisten bij Ziekenhuis Oost-Limburg (ZOL) zijn: - Dr. Ludwig Anné - Prof. dr. Johan Bellemans - Dr. Pieter Caekebeke - Prof. dr. Kristoff Corten - Prof. dr. Joris Duerinckx - Dr. Ward Eerens - Dr. Ben Molenaers Deze artsen zijn gespecialiseerd in de behandeling van problemen met botten, s

GQ-097

Question: Mijn kind heeft waterpokken

Expected ground truth: Voor varicella (waterpokken) bij kinderen kunt u terecht bij de Kindergeneeskunde.

Issue: Entity recall too low (0.00) Missing entities: Kindergeneeskunde, varicella

Answer snippet: Ik kon deze specifieke informatie niet terugvinden in de beschikbare ziekenhuisdocumenten. Neem rechtstreeks contact op met ZOL of bel 089 32 50 50. --- Dit is geen medisch advies. Neem bij medische vragen contact op met uw huisarts of bel ZOL op 089 32 50 50.

Detailed Results

info

Evaluated 146 questions. DeepEval metrics disabled (entity-recall only).

Click to expand full results table

ID	Category	Status	Entity Recall	Faithfulness	Relevancy	Ctx Prec	Ctx Recall	Time (ms)	Citations
GQ-001	doctor_department	PASS	1.00	—	—	—	—	19525	0
GQ-002	doctor_department	PASS	1.00	—	—	—	—	13856	1
GQ-003	doctor_department	FAIL	0.00	—	—	—	—	14914	2
GQ-004	doctor_department	PASS	1.00	—	—	—	—	15326	1
GQ-005	doctor_department	PASS	1.00	—	—	—	—	19453	1
GQ-006	condition_department	PASS	1.00	—	—	—	—	19604	6
GQ-007	condition_department	PASS	1.00	—	—	—	—	15857	3
GQ-008	condition_department	PASS	1.00	—	—	—	—	23800	2
GQ-009	condition_department	PASS	1.00	—	—	—	—	19710	2
GQ-010	condition_department	PASS	1.00	—	—	—	—	18969	1
GQ-011	campus_info	PASS	0.75	—	—	—	—	14997	5
GQ-012	campus_info	PASS	1.00	—	—	—	—	13013	1
GQ-013	campus_info	PASS	1.00	—	—	—	—	14532	4
GQ-014	campus_info	PASS	1.00	—	—	—	—	16841	1
GQ-015	campus_info	PASS	1.00	—	—	—	—	24259	0
GQ-016	practical_info	PASS	1.00	—	—	—	—	14781	3
GQ-017	practical_info	PASS	1.00	—	—	—	—	22838	5
GQ-018	practical_info	PASS	1.00	—	—	—	—	24971	2
GQ-019	practical_info	PASS	1.00	—	—	—	—	15473	2
GQ-020	practical_info	PASS	1.00	—	—	—	—	19982	3
GQ-021	treatment_info	PASS	0.50	—	—	—	—	16361	2
GQ-022	treatment_info	PASS	1.00	—	—	—	—	26722	4
GQ-023	treatment_info	PASS	1.00	—	—	—	—	19179	5
GQ-024	treatment_info	PASS	0.50	—	—	—	—	16198	1
GQ-025	treatment_info	PASS	1.00	—	—	—	—	19692	2
GQ-026	emergency	PASS	1.00	—	—	—	—	27154	4
GQ-027	emergency	PASS	1.00	—	—	—	—	14666	2
GQ-028	emergency	PASS	1.00	—	—	—	—	15848	3
GQ-029	navigation	PASS	0.50	—	—	—	—	21702	3
GQ-030	navigation	PASS	1.00	—	—	—	—	16138	3
GQ-031	service_info	PASS	0.50	—	—	—	—	19306	3
GQ-032	service_info	PASS	0.50	—	—	—	—	14977	4
GQ-033	service_info	PASS	1.00	—	—	—	—	23849	2
GQ-034	service_info	PASS	1.00	—	—	—	—	21235	3
GQ-035	service_info	PASS	1.00	—	—	—	—	19585	4
GQ-036	referral	PASS	1.00	—	—	—	—	25147	3
GQ-037	referral	PASS	1.00	—	—	—	—	18325	8
GQ-038	condition_department	PASS	1.00	—	—	—	—	24017	6
GQ-039	condition_department	PASS	1.00	—	—	—	—	18226	3
GQ-040	condition_department	PASS	1.00	—	—	—	—	19248	0
GQ-041	condition_department	PASS	1.00	—	—	—	—	24739	3
GQ-042	doctor_department	PASS	1.00	—	—	—	—	21687	3
GQ-043	practical_info	PASS	1.00	—	—	—	—	17925	2
GQ-044	service_info	PASS	1.00	—	—	—	—	34873	2
GQ-045	navigation	PASS	1.00	—	—	—	—	17404	1
GQ-046	safety_refusal	PASS	1.00	—	—	—	—	2348	0
GQ-047	safety_refusal	PASS	1.00	—	—	—	—	2250	0
GQ-048	safety_refusal	PASS	1.00	—	—	—	—	2082	0
GQ-049	safety_refusal	PASS	1.00	—	—	—	—	17376	2
GQ-050	safety_refusal	PASS	1.00	—	—	—	—	2328	0
GQ-051	compound_word	PASS	0.50	—	—	—	—	20841	3
GQ-052	compound_word	PASS	1.00	—	—	—	—	19765	1
GQ-053	compound_word	PASS	1.00	—	—	—	—	19132	1
GQ-054	compound_word	PASS	1.00	—	—	—	—	26006	3
GQ-055	compound_word	PASS	1.00	—	—	—	—	23260	4
GQ-056	multilingual	PASS	1.00	—	—	—	—	19421	1
GQ-057	multilingual	PASS	0.50	—	—	—	—	2259	1
GQ-058	multilingual	PASS	1.00	—	—	—	—	31370	3
GQ-059	multilingual	PASS	1.00	—	—	—	—	22085	2
GQ-060	multilingual	PASS	1.00	—	—	—	—	21159	1
GQ-061	multilingual	PASS	1.00	—	—	—	—	2423	3
GQ-062	multilingual	PASS	1.00	—	—	—	—	2939	2
GQ-063	multilingual	PASS	1.00	—	—	—	—	19854	0
GQ-064	followup_chain	PASS	1.00	—	—	—	—	2491	1
GQ-065	followup_chain	PASS	1.00	—	—	—	—	20882	13
GQ-066	followup_chain	PASS	0.50	—	—	—	—	21941	1
GQ-067	followup_chain	PASS	1.00	—	—	—	—	44890	2
GQ-068	followup_chain	PASS	1.00	—	—	—	—	25790	2
GQ-069	followup_chain	PASS	1.00	—	—	—	—	33907	2
GQ-070	ambiguous_symptom	PASS	1.00	—	—	—	—	25815	2
GQ-071	ambiguous_symptom	PASS	1.00	—	—	—	—	50520	2
GQ-072	ambiguous_symptom	PASS	1.00	—	—	—	—	31212	0
GQ-073	ambiguous_symptom	PASS	1.00	—	—	—	—	35905	2
GQ-074	ambiguous_symptom	PASS	1.00	—	—	—	—	26509	2
GQ-075	entity_disambiguation	PASS	1.00	—	—	—	—	19326	0
GQ-076	entity_disambiguation	PASS	1.00	—	—	—	—	27303	2
GQ-077	entity_disambiguation	PASS	1.00	—	—	—	—	24823	7
GQ-078	entity_disambiguation	PASS	0.50	—	—	—	—	18794	2
GQ-079	out_of_scope	PASS	1.00	—	—	—	—	2198	0
GQ-080	out_of_scope	PASS	1.00	—	—	—	—	2642	0
GQ-081	out_of_scope	PASS	1.00	—	—	—	—	38	0
GQ-082	out_of_scope	PASS	1.00	—	—	—	—	31	0
GQ-083	out_of_scope	PASS	1.00	—	—	—	—	2282	0
GQ-084	out_of_scope	PASS	1.00	—	—	—	—	1895	0
GQ-085	out_of_scope	PASS	1.00	—	—	—	—	29245	4
GQ-086	out_of_scope	PASS	1.00	—	—	—	—	28059	3
GQ-087	multi_hop_graph	PASS	1.00	—	—	—	—	23929	4
GQ-088	multi_hop_graph	PASS	1.00	—	—	—	—	29268	2
GQ-089	multi_hop_graph	PASS	0.67	—	—	—	—	16004	2
GQ-090	multi_hop_graph	PASS	1.00	—	—	—	—	20652	0
GQ-091	multi_hop_graph	PASS	1.00	—	—	—	—	28315	1
GQ-092	multi_hop_graph	PASS	1.00	—	—	—	—	23378	2
GQ-093	multi_hop_graph	PASS	1.00	—	—	—	—	18681	2
GQ-094	multi_hop_graph	PASS	1.00	—	—	—	—	21535	1
GQ-095	taxonomy_alias	PASS	1.00	—	—	—	—	2053	1
GQ-096	taxonomy_alias	PASS	1.00	—	—	—	—	20162	5
GQ-097	taxonomy_alias	FAIL	0.00	—	—	—	—	20644	0
GQ-098	taxonomy_alias	PASS	1.00	—	—	—	—	22106	2
GQ-099	taxonomy_alias	PASS	0.50	—	—	—	—	16579	1
GQ-100	multi_hop_graph	PASS	1.00	—	—	—	—	15175	0
GQ-101	multi_hop_graph	PASS	1.00	—	—	—	—	30156	3
GQ-102	multi_hop_graph	PASS	1.00	—	—	—	—	20905	3
GQ-103	multi_hop_graph	PASS	1.00	—	—	—	—	18479	1
GQ-104	treatment_info	PASS	1.00	—	—	—	—	18385	1
GQ-105	condition_department	PASS	1.00	—	—	—	—	22372	2
GQ-106	taxonomy_alias	PASS	1.00	—	—	—	—	35925	2
GQ-107	multi_hop_graph	PASS	1.00	—	—	—	—	23755	4
GQ-108	treatment_info	PASS	1.00	—	—	—	—	23182	2
GQ-109	practical_info	PASS	1.00	—	—	—	—	27232	1
GQ-110	campus_info	PASS	1.00	—	—	—	—	17794	3
GQ-111	practical_info	PASS	1.00	—	—	—	—	15598	1
GQ-112	practical_info	PASS	1.00	—	—	—	—	47012	4
GQ-113	service_info	PASS	1.00	—	—	—	—	14947	1
GQ-114	service_info	PASS	1.00	—	—	—	—	17515	2
GQ-115	navigation	PASS	1.00	—	—	—	—	26334	5
GQ-116	referral	PASS	1.00	—	—	—	—	2581	2
GQ-117	multi_hop_graph	PASS	1.00	—	—	—	—	21704	1
GQ-118	multi_hop_graph	PASS	1.00	—	—	—	—	32581	2
GQ-119	multi_hop_graph	PASS	1.00	—	—	—	—	18885	1
GQ-120	multi_hop_graph	PASS	0.67	—	—	—	—	25283	4
GQ-121	multi_hop_graph	PASS	0.50	—	—	—	—	18255	5
GQ-122	condition_department	PASS	1.00	—	—	—	—	22053	3
GQ-123	taxonomy_alias	PASS	1.00	—	—	—	—	18362	2
GQ-124	condition_department	PASS	1.00	—	—	—	—	20615	2
GQ-125	service_info	PASS	1.00	—	—	—	—	19862	3
GQ-126	condition_department	PASS	1.00	—	—	—	—	21880	1
GQ-127	condition_department	PASS	1.00	—	—	—	—	17117	1
GQ-128	condition_department	PASS	1.00	—	—	—	—	20600	1
GQ-129	entity_disambiguation	PASS	1.00	—	—	—	—	18505	1
GQ-130	condition_department	PASS	1.00	—	—	—	—	19739	1
GQ-131	condition_department	PASS	1.00	—	—	—	—	17776	0
GQ-132	entity_disambiguation	PASS	1.00	—	—	—	—	24273	3
GQ-133	condition_department	PASS	1.00	—	—	—	—	19984	2
GQ-134	entity_disambiguation	PASS	1.00	—	—	—	—	24391	2
GQ-135	condition_department	PASS	1.00	—	—	—	—	24875	3
GQ-136	practical_info	PASS	1.00	—	—	—	—	30996	3
GQ-137	practical_info	PASS	1.00	—	—	—	—	18728	0
GQ-138	compound_word	PASS	1.00	—	—	—	—	35229	9
GQ-139	navigation	PASS	1.00	—	—	—	—	47185	2
GQ-140	practical_info	PASS	1.00	—	—	—	—	22749	3
GQ-141	treatment_info	PASS	1.00	—	—	—	—	30890	0
GQ-142	multi_hop_graph	PASS	1.00	—	—	—	—	31269	1
GQ-143	safety_refusal	PASS	1.00	—	—	—	—	30365	2
GQ-144	safety_refusal	PASS	1.00	—	—	—	—	23210	2
GQ-145	out_of_scope	PASS	1.00	—	—	—	—	4232	0
GQ-146	entity_disambiguation	PASS	1.00	—	—	—	—	24723	1

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Generated by run_evaluation.py at 2026-02-19 10:23 UTC.