{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000939","487:4870001215","487:4870000681","487:4870000940","487:4870001027","487:4870001033","487:4870001124","487:4870001031","487:4870001125","487:4870001020","487:4870001216","487:4870001590","487:4870001219","487:4870001123","490:4900003467","466:4660013915","487:4870001024","487:4870001023","490:4900003744","487:4870000611","487:4870001954","490:4900003724","490:4900002452","490:4900003457","487:4870001498"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,466,487,487,490,487,487,490,490,490,487],"twin_sims":[0.7593899962759496,0.7177391461342335,0.7141562554246101,0.6133359241899177,0.5395374583224959,0.5247461829510192,0.5063820359754766,0.4227603787841597,0.4072458225752315,0.3204916378548158,0.29411899055922996,0.26980447863845924,0.26158779533582927,0.2312878484668528,0.23050601398160186,0.22139776752082393,0.2112238517926021,0.2078086596080373,0.20361373637996527,0.20314925830374272,0.2020587628527823,0.2013259934269609,0.19777887515033463,0.19426222207089858,0.19397508296731514],"twin_dists":[0.0963594836838618,0.10577383333038147,0.10656888158908778,0.1284172362680178,0.14427682675353823,0.1474908331067235,0.15151002973579453,0.17042281860701688,0.1740839768331716,0.19592538992405018,0.20318371584374412,0.21022485513726372,0.21269185297230628,0.22224042779800637,0.22249727262207647,0.2255328970641908,0.22902413382595962,0.23022153494310196,0.23171082891454423,0.23187701689673273,0.23226821853057084,0.2325319061767318,0.2338177732654601,0.23510843595640593,0.23521453382266863],"n_dims_used":43,"mean_confidence":0.911918373995049},"coverage":{"mean_confidence":0.911918373995049,"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}}