{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000443","490:4900012619","487:4870000265","490:4900000223","494:4940007268","487:4870002617","494:4940007769","494:4940005576","487:4870000264","490:4900012825","490:4900012412","487:4870000565","490:4900000473","496:4960011639","496:4960008590","490:4900011345","490:4900012210","487:4870000630","490:4900000774","466:4660004344","487:4870001341","490:4900000004","494:4940008807","490:4900007720","487:4870000718"],"twin_admin_codes":[487,490,487,490,494,487,494,494,487,490,490,487,490,496,496,490,490,487,490,466,487,490,494,490,487],"twin_sims":[0.05697865133729596,0.02694016549058411,0.022643686974446606,0.014321328126961373,0.008557820055158441,0.008187980918178501,0.00797101223116041,0.007770456663327149,0.007750567784634135,0.006754872601517098,0.0064782703363711865,0.006225653491112666,0.005794580550599227,0.005443737564092291,0.005322129289409483,0.004870239063669595,0.004594078271284822,0.004477224535673051,0.0044368675007018885,0.0040876427608697394,0.003989427027227237,0.003918277475841644,0.00387661436457661,0.0034719003695829315,0.003356002519221856],"twin_dists":[0.31089025982031365,0.34917339653427554,0.3574675442228166,0.37846795521040766,0.4007594944810254,0.4026145949335291,0.40373814255395096,0.40480135343423385,0.40490812819630356,0.41059613934939554,0.41231014911281516,0.413934129933078,0.41684782937651393,0.41936749080637825,0.4202751979796327,0.42382135693468304,0.42613824699448055,0.4271568510310994,0.42751425038952506,0.4307365961906298,0.43168793501002894,0.43239050237055426,0.4328073122560577,0.4370832501906227,0.43839150944109445],"n_dims_used":45,"mean_confidence":0.9137849595811632},"coverage":{"mean_confidence":0.9137849595811632,"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}}