{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000418","487:4870006477","488:4880003411","466:4660014350","478:4780006239","499:4990003889","488:4880005737","496:4960003071","469:4690004611","481:4810001786","478:4780001796","472:4720004460","467:4670004332","489:4890000699","481:4810000965","466:4660012171","488:4880000699","466:4660011417","472:4720001913","469:4690003639","467:4670004198","488:4880003472","478:4780003394","488:4880004970","469:4690003568"],"twin_admin_codes":[478,487,488,466,478,499,488,496,469,481,478,472,467,489,481,466,488,466,472,469,467,488,478,488,469],"twin_sims":[0.003427010426519381,0.0023758205721794534,0.0012550236402599259,0.0008156915718276319,0.0005043980375087712,0.0004984040686915768,0.0004094939129567877,0.00027031709908915844,0.00023284330966628585,0.00016595340348530028,0.00016308588469736307,0.0001526384101750083,0.00014031844261202777,0.0001266681615565524,0.00012496271429544552,0.00012340979045868128,0.00012316407729488343,0.00012018479298240733,0.00011818639392184924,0.00010893126054096928,0.00009914269074702455,0.00009042060877020396,0.00009031738247194875,0.00008989755336398911,0.00007793951544972017],"twin_dists":[0.4375851752611046,0.45148572698107864,0.4747299229623717,0.4897998692815302,0.5060822279520377,0.5064805094724264,0.5129824751505945,0.5264617325441946,0.5312214170508254,0.541867848473406,0.5424101446598387,0.5444650410007639,0.5470660012350065,0.5502124581934054,0.5506278561659832,0.551010787425568,0.5510717937788606,0.5518207885451519,0.5523330795358102,0.5548177754180469,0.5576729554516996,0.5604513266338159,0.5604857035897094,0.5606259014500884,0.5649040823091553],"n_dims_used":43,"mean_confidence":0.9030059104742005},"coverage":{"mean_confidence":0.9030059104742005,"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}}