{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001274","493:4930000521","470:4700002357","493:4930003562","466:4660010279","499:4990001846","488:4880006426","500:5000011309","494:4940000827","478:4780003705","479:4790002372","493:4930005787","493:4930001139","493:4930000713","496:4960007711","487:4870006629","466:4660012799","493:4930002026","493:4930003895","472:4720002602","469:4690000417","490:4900007030","466:4660012916","481:4810003469","493:4930000721"],"twin_admin_codes":[493,493,470,493,466,499,488,500,494,478,479,493,493,493,496,487,466,493,493,472,469,490,466,481,493],"twin_sims":[0.07495265320560617,0.03835170769199328,0.02769918771972695,0.023925691231548574,0.011507391024036756,0.008095434301413984,0.0068217265202821205,0.0067564959459167455,0.005725253301082281,0.004972036103705736,0.004408599165532379,0.0035942384663054357,0.0035071900888086404,0.0032532246875109916,0.0032254745599271805,0.002894797209672153,0.0026132977181676717,0.0025641728356910008,0.0025220455468171234,0.002403131567306058,0.0023035034537402794,0.0021452428493999786,0.0018816241685159477,0.0018044101829444124,0.0017898769000195946],"twin_dists":[0.2956405875872952,0.33167392352366476,0.3478286187274805,0.354859427236372,0.38809512107822564,0.40309053391967936,0.41019136187717337,0.4105862679351792,0.41733458351457337,0.422997271164869,0.4277663545542035,0.43574480084191713,0.4366928045109804,0.4395866191283206,0.439915206416942,0.44404314056654914,0.4479123233614159,0.44862638476379396,0.44924878559043935,0.4510585097529821,0.45263910550143555,0.4552838102163062,0.4601158156707675,0.4616493289092764,0.4619447080999221],"n_dims_used":45,"mean_confidence":0.9254763285319011},"coverage":{"mean_confidence":0.9254763285319011,"n_dims_used":45,"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}}