{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010280","490:4900010711","490:4900010282","490:4900010195","490:4900004804","490:4900009904","490:4900008503","490:4900011614","490:4900010283","490:4900009583","490:4900010182","490:4900004668","490:4900010453","490:4900004805","490:4900010541","490:4900010457","490:4900010365","490:4900012192","490:4900010090","490:4900009704","490:4900010287","490:4900010093","490:4900009892","490:4900004531","490:4900010378"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2933005185495874,0.22018648204344993,0.20855242619821265,0.19680974873642204,0.19108520999994552,0.1875921556757554,0.18562037975802823,0.17274336575431345,0.1663036338601337,0.15886053830858674,0.15379174577341212,0.14449592045357318,0.13299009045027804,0.1287915292990061,0.128083392417489,0.1269762247238512,0.1190231948706905,0.11596780652439602,0.11505772604135614,0.11302721674216418,0.10842939649205785,0.1056742862675133,0.10188633200439931,0.10133610984323264,0.0995484816513122],"twin_dists":[0.20341492099832068,0.22594282480352076,0.22995962870584868,0.23417185880859873,0.23628847719644383,0.2376018202385834,0.2383507642812941,0.2433854975388339,0.2460043608581325,0.2491240877684119,0.25131004531712703,0.2554604426908558,0.26088165096693466,0.26294758535293056,0.2633010234255809,0.2638565970553755,0.26795954563359164,0.26959157351606533,0.27008406297392323,0.27119376731342026,0.27376457815676103,0.275345778364608,0.2775729535193092,0.2779018133451237,0.27897998198525226],"n_dims_used":45,"mean_confidence":0.9178927951388889},"coverage":{"mean_confidence":0.9178927951388889,"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}}