{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000225","487:4870001065","487:4870000113","487:4870000143","487:4870000634","487:4870000445","487:4870000791","487:4870000792","487:4870000318","487:4870000496","487:4870000637","487:4870000713","487:4870001529","487:4870000451","487:4870001156","487:4870000087","487:4870001447","487:4870000512","487:4870000329","487:4870001070","487:4870000568","487:4870001249","487:4870001251","487:4870000112","487:4870000180"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.62690279468383,0.5847921005787278,0.5396380097596949,0.5127769570754613,0.4921918694550675,0.4439864423367362,0.4222355227379717,0.3919215500526943,0.3889210623912478,0.3712898157142673,0.3527558605836102,0.3379547236305915,0.3342434812843436,0.3341186007954135,0.323373995109463,0.3088775128244341,0.2983842947165944,0.29448265760025805,0.29002987012298326,0.26924727776074003,0.26845440706817203,0.264402922551115,0.26153274282846783,0.2514609441448719,0.24772339098245524],"twin_dists":[0.12551061082766324,0.13453127345972155,0.1442550391171547,0.1501064029942192,0.15464192451161526,0.1655032385094363,0.17054572628820908,0.1777614635742577,0.17848921398892317,0.18282087461737984,0.18748578375328329,0.1913032546571398,0.19227439226407367,0.19230717174065265,0.1951530664121689,0.1990777620067181,0.2019849383237958,0.20308110789936015,0.20434266775194368,0.21039066252369906,0.2106269652249487,0.211841263110595,0.21270854407875114,0.21580025420036936,0.21696756705657083],"n_dims_used":43,"mean_confidence":0.9084980099700218},"coverage":{"mean_confidence":0.9084980099700218,"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}}