{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000187","500:5000000322","500:5000000370","500:5000000324","500:5000000219","500:5000000121","500:5000000369","500:5000000276","500:5000000641","500:5000000323","500:5000000647","500:5000000316","500:5000000643","500:5000000275","500:5000000645","500:5000000375","500:5000000266","500:5000000587","500:5000000229","500:5000000427","500:5000000277","500:5000000525","500:5000000317","500:5000000368","500:5000000228"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9427648078587898,0.9356112865119444,0.9336388303194402,0.9335528290198463,0.9311231420932581,0.9248259794723162,0.9201787367495202,0.91942755532254,0.9187978391507463,0.916122624526182,0.9102785084844316,0.9051154023057444,0.8988702428912269,0.8749026616692915,0.874138835223972,0.8696275613722732,0.8693553654176385,0.8655359807611365,0.8586559672185327,0.8501047761875097,0.8470830668247891,0.7894954032451645,0.7890968593945117,0.781781908679994,0.7804724333985803],"twin_dists":[0.04459006927690522,0.04738378818211871,0.048129181417033574,0.048161454447250424,0.04906566063000298,0.05134551004253556,0.05297457552906203,0.05323397446073863,0.05345062115683455,0.05436300112093028,0.05631363550744382,0.057992362283198914,0.05997237358941005,0.06714464334461581,0.06736369829388865,0.06864705180667523,0.06872392926836478,0.0697962298016502,0.07169893744280234,0.07401607786345657,0.07482315214069511,0.089294970726541,0.08939029973628868,0.09113071066422937,0.09144046766539345],"n_dims_used":44,"mean_confidence":0.9165089347145774},"coverage":{"mean_confidence":0.9165089347145774,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}