{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009279","490:4900009382","490:4900009268","490:4900005750","490:4900007233","490:4900005614","490:4900009266","490:4900009053","490:4900009990","490:4900006739","490:4900008713","490:4900006005","490:4900009257","490:4900011203","490:4900009059","490:4900009369","490:4900009277","490:4900006983","490:4900006733","490:4900006373","490:4900011794","490:4900006857","490:4900009886","490:4900009167","490:4900011796"],"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":[0.6060541947074511,0.4084140602700218,0.36524168871820734,0.35951493366320336,0.3591606595004645,0.3566086554277184,0.3106473283963904,0.27616257784208786,0.2651845887094682,0.24254792662335556,0.22780170497338206,0.22624629351530534,0.2150666959202604,0.21214013468953388,0.20616941574055386,0.1865552960441416,0.18639720856273995,0.18218197169146869,0.18140165548021897,0.18082818715277987,0.17961738671802518,0.1754714894646969,0.1719246500779032,0.16687507651063807,0.157877059327149],"twin_dists":[0.1299765112637699,0.17380620518183498,0.1843299208506117,0.18577042213629152,0.18585991803635507,0.1865059409997802,0.19859308278701795,0.20834762504353257,0.21160608756846733,0.21860279511722164,0.2233901393821333,0.22390686134899132,0.2276923927752115,0.2287051156961994,0.23080103567922397,0.23799496008541482,0.23805503582087795,0.23967028505059193,0.23997218082547236,0.24019463528326565,0.24066596301789153,0.2422971169757182,0.2437145176762268,0.2457690518935961,0.24954419755159146],"n_dims_used":45,"mean_confidence":0.9139755249023438},"coverage":{"mean_confidence":0.9139755249023438,"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}}