{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009417","490:4900009726","490:4900010572","490:4900009825","490:4900012171","490:4900010652","490:4900007890","490:4900010412","490:4900012173","490:4900011242","490:4900009418","490:4900010326","490:4900008441","490:4900010149","490:4900012107","490:4900012106","490:4900009828","490:4900010401","490:4900010653","490:4900008442","490:4900012172","490:4900004895","490:4900010904","490:4900006555","490:4900007167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2842527128791062,0.20355197993370294,0.1711682683217003,0.16253752147921702,0.12152849940365296,0.05984335911005805,0.05004783935974554,0.032192773087838696,0.025490731054086602,0.014823658565140322,0.014267192014669932,0.013001745348954876,0.011413083479484224,0.01137815019718722,0.010660335984592165,0.00949686094313483,0.00941751200354097,0.009066802277334262,0.008746509807055235,0.007034106874084865,0.005157951521358237,0.004548921004578654,0.003936482263464086,0.0038592046288279127,0.003432352113150815],"twin_dists":[0.20599678997899776,0.23173291006828325,0.2440194859374817,0.24756996234018075,0.26664509959228844,0.30821735025316427,0.3178491189278367,0.3404601306183119,0.3518347745469369,0.3769283780686338,0.37863670672192257,0.3827518882256394,0.38845261183027713,0.38858569929482645,0.3914040997535591,0.39635318784388196,0.396710091970049,0.3983204426568359,0.39984052131306297,0.4089287327440673,0.4215308834574608,0.42652906140063535,0.43220964097841696,0.432982692927648,0.4375251354081524],"n_dims_used":44,"mean_confidence":0.8860414678400214},"coverage":{"mean_confidence":0.8860414678400214,"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}}