{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000458","489:4890000269","489:4890000226","489:4890000550","489:4890000302","489:4890000652","489:4890000417","489:4890000316","489:4890001264","489:4890000716","489:4890000660","489:4890000648","489:4890001257","489:4890000435","489:4890000749","489:4890000476","470:4700004468","489:4890000423","470:4700003957","489:4890000257","489:4890000379","489:4890000449","489:4890000539","489:4890000481","489:4890000396"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,470,489,489,489,489,489,489],"twin_sims":[0.6456555537954891,0.5574113085765848,0.5276664392514289,0.5209319533613529,0.4979223016531861,0.4534429819325372,0.4529183685644772,0.44229852967460137,0.4367356997750838,0.43601552364147494,0.43066488076369264,0.42679796614579385,0.4264697086236496,0.42542523178071695,0.42209487259827544,0.42023916740794803,0.40854121888640965,0.4063803865975369,0.4053148565165615,0.4052396021841689,0.4050269158927656,0.4026338697898834,0.4003771934568478,0.3989793195389615,0.39690548238434736],"twin_dists":[0.12148494750988852,0.1404149088822641,0.14685479060596224,0.14832278888796102,0.15337415223676246,0.16334119111759426,0.16346068926170973,0.16589097785211543,0.16717294201794267,0.16733937673615534,0.16857938883851564,0.16947944086783778,0.16955599911837227,0.16979976080887732,0.17057867380186537,0.17101380949768888,0.17377599191591098,0.17428997918700587,0.17454387878654717,0.1745618219929253,0.17461254172472443,0.1751840407063664,0.175724375318781,0.17605977245103066,0.1765583451381408],"n_dims_used":45,"mean_confidence":0.91431884765625},"coverage":{"mean_confidence":0.91431884765625,"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}}