{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002448","466:4660006761","490:4900001969","490:4900012637","466:4660006502","490:4900002736","490:4900001541","490:4900003034","490:4900002292","466:4660003771","487:4870002447","490:4900001335","466:4660007207","487:4870002195","494:4940004054","487:4870000840","466:4660007793","466:4660005424","490:4900008200","494:4940008566","496:4960004814","490:4900002731","487:4870002638","466:4660009712","494:4940008077"],"twin_admin_codes":[490,466,490,490,466,490,490,490,490,466,487,490,466,487,494,487,466,466,490,494,496,490,487,466,494],"twin_sims":[0.24368153377781232,0.17287040034941792,0.15194383787957075,0.14646882346979168,0.1399025946340419,0.1256316890716564,0.12173518575203467,0.11299259846850837,0.11296764594533726,0.1029326959039472,0.09609519927467909,0.09387094750542009,0.0937238234318993,0.08442936229324247,0.08051334055517342,0.07403356950792944,0.06769559782362859,0.06725659823268657,0.0646585190118009,0.06309137862607722,0.05827774346540291,0.057434463976185075,0.05526867300008975,0.05316782765923055,0.05144756478152846],"twin_dists":[0.21824271270814388,0.24333454574866442,0.25212008836205113,0.25456344941765524,0.25758461561925644,0.2645362390947874,0.26653758528483124,0.27121281935950864,0.2712265546835899,0.276951364530448,0.28110647513067627,0.2825081684189109,0.28260180333254614,0.28876797388951403,0.29152887643164127,0.2963436793039928,0.30139467926122615,0.3017585655622746,0.30395266367248247,0.3053112004231933,0.30966473893207846,0.3104576606478682,0.3125390624427867,0.31462355550253285,0.31638193625763444],"n_dims_used":45,"mean_confidence":0.9150353325737848},"coverage":{"mean_confidence":0.9150353325737848,"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}}