{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002095","487:4870003960","487:4870002984","487:4870002349","487:4870003957","487:4870002265","487:4870002996","487:4870002009","487:4870004250","487:4870003244","487:4870003820","487:4870002986","487:4870003119","487:4870003959","490:4900000590","496:4960007543","496:4960008364","487:4870002256","494:4940006691","496:4960008864","490:4900000672","487:4870001828","487:4870003534","494:4940006276","487:4870002977"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,496,496,487,494,496,490,487,487,494,487],"twin_sims":[0.434818316313429,0.4314731462029996,0.3956658553788048,0.36770073682177845,0.3553650073824563,0.3338997297340083,0.3213901406398761,0.3140572423038812,0.30666545475245155,0.30150044410764004,0.29808285366772996,0.2972013930841573,0.26582404295358036,0.2643547215377554,0.26179112206354416,0.2612076034291318,0.2595756908714433,0.2591032694333679,0.2531745212600064,0.25268612349242964,0.24382058773031984,0.24381318351726808,0.2425189745431947,0.23792412108169272,0.23624235066459728],"twin_dists":[0.16761629696895924,0.16839167667834629,0.17685693522223941,0.18371487740816483,0.18682162431607227,0.19236463857871577,0.19568422230022658,0.19766367985025832,0.19968580212415998,0.2011154799439814,0.20206932694441632,0.2023163802735546,0.21141401967377757,0.21185577927112373,0.21263022639844312,0.21280716651305284,0.2133033321812456,0.21344733286782064,0.21526877237441713,0.21542001946371542,0.2181986177786825,0.2182009652942893,0.21861200578164644,0.22008292228499535,0.22062591451233826],"n_dims_used":43,"mean_confidence":0.9101628148278524},"coverage":{"mean_confidence":0.9101628148278524,"n_dims_used":43,"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}}