{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000844","496:4960004361","496:4960006507","490:4900000052","487:4870004556","496:4960006506","496:4960009063","490:4900000136","496:4960007032","496:4960011574","487:4870007175","466:4660013512","490:4900000075","496:4960006773","490:4900000513","496:4960008264","496:4960008165","496:4960009079","496:4960007908","496:4960004517","487:4870005111","496:4960004363","490:4900000940","496:4960008586","496:4960008672"],"twin_admin_codes":[490,496,496,490,487,496,496,490,496,496,487,466,490,496,490,496,496,496,496,496,487,496,490,496,496],"twin_sims":[0.41522410847996427,0.25375354463959104,0.2194537576469616,0.20480259363178263,0.2017664273338238,0.1997409743424515,0.19461594640879806,0.1836338586519624,0.1804204286051973,0.17321690384664815,0.16958693157653737,0.1666192367265607,0.16223043827356962,0.1618273347707708,0.15776325518544684,0.15600771181743647,0.15149365494594197,0.15055122773314153,0.14528215486495524,0.1442602755305307,0.1365834041836113,0.13518621513546328,0.132521555133724,0.1322352394534327,0.12674227586989392],"twin_dists":[0.1721938708246609,0.2150897005418538,0.22619152939014658,0.23128664235474186,0.23237333672447907,0.23310454471886025,0.23497788454552604,0.23911098724023108,0.24035311299925463,0.24319570404455515,0.2446602060848643,0.2458743297948852,0.24769877240204416,0.24786812807340464,0.24959293394909374,0.2503480128124262,0.25231852390581266,0.25273534311760637,0.25510189535662336,0.25556818575562046,0.25915215409962516,0.2598205307606507,0.2611097395524961,0.26124942033420484,0.26397446118446216],"n_dims_used":45,"mean_confidence":0.9178206549750434},"coverage":{"mean_confidence":0.9178206549750434,"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}}