{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002143","499:4990002408","499:4990001696","499:4990003229","499:4990002800","499:4990001425","499:4990002151","499:4990002407","499:4990002065","499:4990002947","499:4990003223","499:4990002640","499:4990002327","485:4850000224","499:4990002495","499:4990002320","499:4990002404","499:4990002725","477:4770003819","485:4850000266","499:4990002144","499:4990001512","499:4990003222","499:4990003358","499:4990001974"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,485,499,499,499,499,477,485,499,499,499,499,499],"twin_sims":[0.8238238587822364,0.7845783979220398,0.7758534935832023,0.7641472455607343,0.7567762106103813,0.7422837887177782,0.7300639349004957,0.7182459688944524,0.7145370306906298,0.7060582715036968,0.7026002962518597,0.699642683749291,0.695096182877851,0.6933909927478026,0.6844420802176856,0.6827949011339732,0.6761393801642243,0.6724604938538311,0.6690096323773247,0.6654552543941548,0.6561272928211744,0.6559910184369944,0.655076536063635,0.6509132206908446,0.645693147277762],"twin_dists":[0.0808563419593261,0.09046739797125425,0.09252890936536343,0.09526004207545082,0.09696114636021343,0.10026842762372679,0.1030230001465035,0.10566120778456478,0.10648448030994159,0.10835883989593904,0.10912040472623907,0.10977053224040612,0.11076779481557447,0.11114118591434127,0.11309543941945666,0.11345423037131441,0.11490127945555709,0.11569942369922337,0.11644706458584658,0.11721615043728212,0.11923022106274779,0.11925960290778732,0.11945674341258851,0.12035363658292832,0.12147686327927021],"n_dims_used":44,"mean_confidence":0.9304113388061523},"coverage":{"mean_confidence":0.9304113388061523,"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}}