{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870013339","487:4870012303","487:4870012396","487:4870012478","487:4870012395","487:4870012305","474:4740000809","487:4870012476","487:4870013447","474:4740000718","474:4740000720","474:4740000807","487:4870012008","487:4870013450","487:4870012479","494:4940001177","487:4870012304","487:4870010525","487:4870011292","487:4870011414","474:4740000721","487:4870009206","494:4940001101","487:4870013432","487:4870011059"],"twin_admin_codes":[487,487,487,487,487,487,474,487,487,474,474,474,487,487,487,494,487,487,487,487,474,487,494,487,487],"twin_sims":[0.6195974723570955,0.4874095714647091,0.45157682490441126,0.4232686628171396,0.36443619638450536,0.361055400263351,0.35247962618610984,0.31791149177242417,0.3094598579623812,0.285329152308909,0.2736926016744965,0.2706627814704632,0.2622018111628002,0.24316496290543724,0.21729048087944758,0.21053671519098896,0.1710658695130073,0.15738654522113846,0.1510276267116281,0.1493571785053921,0.13992162943996533,0.13197545220334858,0.12159696194957216,0.11316412137736345,0.11169090072287306],"twin_dists":[0.1270760967651406,0.15570326159596135,0.16376650312122948,0.17030385262295925,0.18453183858003994,0.18538179583127845,0.18755624841353644,0.1966200453060621,0.19891810638798726,0.20568706387450708,0.20907369825994948,0.20996986192765657,0.21250584152551313,0.2184066632542949,0.22692906388393327,0.22926398761159106,0.24406084664550398,0.2497544423768836,0.2525244010097544,0.25326621743457167,0.25757570663024953,0.2613763562271711,0.2666094712422259,0.27111846635261455,0.27193249280909865],"n_dims_used":42,"mean_confidence":0.9142767588297526},"coverage":{"mean_confidence":0.9142767588297526,"n_dims_used":42,"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}}