{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000969","477:4770001213","489:4890002380","477:4770001091","489:4890002461","477:4770001276","468:4680002729","467:4670003430","489:4890002540","469:4690008799","467:4670003253","472:4720003885","477:4770001150","489:4890003194","489:4890002539","489:4890003272","477:4770000851","477:4770001216","476:4760002579","468:4680004300","467:4670004156","471:4710001242","500:5000005817","479:4790001671","472:4720006981"],"twin_admin_codes":[477,477,489,477,489,477,468,467,489,469,467,472,477,489,489,489,477,477,476,468,467,471,500,479,472],"twin_sims":[0.19774895594516326,0.17298793846660102,0.15167323285783554,0.12511715608662186,0.08995229854324521,0.0715944229009617,0.0713246549112758,0.07044181240187931,0.0681690423128139,0.05769881366606524,0.05457599753772855,0.051074109142462014,0.048047432293084114,0.04585227155068506,0.045628651237497195,0.041586528852758646,0.040907306975106424,0.04076211575254845,0.03949483126675948,0.03945052719420201,0.03845081059344196,0.037785682346933955,0.03635157545403341,0.036285873267507755,0.03551606786927768],"twin_dists":[0.2338286867399443,0.24328742670537215,0.25223931611009065,0.2647977879119585,0.28504274016437786,0.2982444298440692,0.29845785750614295,0.29916092784543247,0.301004388947505,0.3102080698227815,0.31321898243497864,0.3167701088996255,0.32000644530197997,0.322461929643238,0.3227175578138476,0.32752991255807506,0.3283768777042137,0.32855946297100924,0.3301768860548841,0.3302342198129889,0.33154265413564327,0.33242922101269695,0.334386717065175,0.33447795780184797,0.33555757863000313],"n_dims_used":45,"mean_confidence":0.9204998440212674},"coverage":{"mean_confidence":0.9204998440212674,"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}}