{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790000737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000736","479:4790000598","479:4790001096","479:4790000346","479:4790000945","479:4790000347","479:4790001932","479:4790000735","479:4790000734","479:4790000476","479:4790000331","479:4790000818","479:4790000271","479:4790000270","479:4790001095","479:4790000937","479:4790002014","479:4790000595","479:4790000878","479:4790001683","479:4790000799","479:4790000593","479:4790001930","479:4790002676","479:4790001089"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.9048718549146515,0.900212914642925,0.8996997913076977,0.8661197180277037,0.8480919722181677,0.8254732041061316,0.8222168504908975,0.8059903808103581,0.7930414490442905,0.78559636374834,0.7770170822106648,0.776635986629778,0.7706016822133898,0.7667568114904119,0.7656737325806732,0.7575752888692683,0.7485816800019818,0.7390133606890352,0.7357833012931144,0.7187822197809112,0.7121654860190797,0.7121209358162216,0.7075982609786587,0.7037453892121639,0.703292347230742],"twin_dists":[0.058070583048934026,0.0595510912981279,0.059712367622636216,0.06963310897791423,0.07455433405564829,0.08043802899425315,0.08126264631907028,0.08529965526698699,0.08844439045816577,0.09022532165820929,0.09225531504310856,0.09234496605583939,0.09375888563803426,0.09465446382923506,0.09490602247099722,0.09677738493794355,0.09883695193590206,0.10100850443072311,0.10173734872836977,0.10554199854091649,0.10700979522435637,0.10701965544194562,0.10801916097307769,0.10886839212052953,0.10896811842591785],"n_dims_used":45,"mean_confidence":0.9227191501193577},"coverage":{"mean_confidence":0.9227191501193577,"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}}