{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010357","490:4900010265","490:4900010274","490:4900010266","490:4900010779","490:4900010876","490:4900010450","490:4900009270","490:4900009374","490:4900005478","490:4900011022","490:4900009271","490:4900011323","490:4900010178","490:4900010693","490:4900007697","490:4900010953","490:4900010362","490:4900008599","490:4900002412","490:4900010452","490:4900008931","490:4900011257","490:4900002258","490:4900010451"],"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":[0.5269243739704609,0.4561513593984513,0.4549500043122053,0.3881574657536025,0.27594379255177526,0.25118643550410197,0.23840209841703572,0.23583562459403803,0.20790139047491776,0.2045594791758736,0.19794912947021356,0.19419052077552498,0.18594278297389888,0.17594869782708342,0.17248437657473273,0.15984400097184032,0.15403203953796796,0.14101308530874257,0.1377950953761614,0.13500942864716214,0.13458620264518756,0.12650786396731395,0.11995089113878463,0.1133018674735406,0.11275739056076996],"twin_dists":[0.14701634134845218,0.16272507220199398,0.16299819870404003,0.1786748401477537,0.20841177814546016,0.21588560989395778,0.21992905505098467,0.22075761274353098,0.2301888463387228,0.23137324857074668,0.23375569219339346,0.23513491936191697,0.23822792425833855,0.24210797819391353,0.24348945753668869,0.24870587464360983,0.25120523625724206,0.2570663694836635,0.2585766478354615,0.2599054691513494,0.2601091508358537,0.2640927241030894,0.26747037291232206,0.2710427733762071,0.27134238447552833],"n_dims_used":44,"mean_confidence":0.919959154996005},"coverage":{"mean_confidence":0.919959154996005,"n_dims_used":44,"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}}