{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001867","485:4850002206","470:4700008454","479:4790001544","485:4850001958","470:4700008662","485:4850001652","479:4790000546","485:4850002297","479:4790000475","479:4790001861","485:4850000460","479:4790001705","479:4790001399","479:4790000825","499:4990001183","479:4790002040","499:4990001954","485:4850006825","488:4880000631","499:4990001504","470:4700008660","479:4790001256","499:4990000917","470:4700005732"],"twin_admin_codes":[485,485,470,479,485,470,485,479,485,479,479,485,479,479,479,499,479,499,485,488,499,470,479,499,470],"twin_sims":[0.6077433433974132,0.4661311443220362,0.45649906041904936,0.4130196512768374,0.39648316599284,0.3902828770760115,0.34879089924661705,0.3284508755333618,0.32397533536214945,0.3232308661703133,0.32161281562900157,0.31666638856634494,0.3099263670488356,0.30977023861085257,0.3027374623326647,0.30251382511920677,0.29910159226492106,0.2987373344222592,0.2958542571336613,0.2954476868205038,0.28594991509275824,0.2840239427440769,0.2833578545275978,0.27723645309583006,0.27539830201928056],"twin_dists":[0.12961481884267118,0.16046603991700312,0.16264607164049416,0.1727145239069875,0.17666002065844205,0.17815858917427022,0.18849998289077843,0.19380198019842207,0.19499242304789968,0.19519132669993033,0.1956245123610345,0.19695640160249694,0.19879033267244486,0.19883308292045662,0.20077178576536003,0.2008338606960712,0.20178433121208428,0.20188616817690028,0.20269478574909688,0.20280918916547896,0.20550876996430548,0.20606270543991553,0.20625480769073792,0.20803318853909103,0.20857186470521533],"n_dims_used":45,"mean_confidence":0.9192230224609375},"coverage":{"mean_confidence":0.9192230224609375,"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}}