{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007357","496:4960001436","488:4880004207","499:4990001381","472:4720003094","496:4960004854","472:4720002639","479:4790005962","470:4700001027","472:4720001156","470:4700005908","470:4700002561","496:4960003978","470:4700001288","472:4720000639","500:5000009830","470:4700002865","485:4850000279","481:4810002235","479:4790002013","499:4990001304","470:4700000217","470:4700007368","466:4660010082","469:4690004523"],"twin_admin_codes":[496,496,488,499,472,496,472,479,470,472,470,470,496,470,472,500,470,485,481,479,499,470,470,466,469],"twin_sims":[0.30086147132654256,0.24614234118687753,0.23672160244179394,0.21369046112090087,0.18404394096187968,0.18023937400279183,0.17673805040549467,0.1733883193426496,0.17333090679428695,0.17292622815494005,0.17261709167643027,0.1701481974058847,0.16495918114796668,0.16470276835608183,0.15738482460949904,0.15040429950621895,0.14593220486053698,0.1445290818944486,0.14366024637476907,0.14266735618681012,0.14070472543569065,0.14027529420661328,0.128806548920015,0.12539484464282555,0.12197344165150571],"twin_dists":[0.20129333458987667,0.2174647585500756,0.2204709224066707,0.2281674642755009,0.23895357991662108,0.2404235622143264,0.24179592317261336,0.24312709236225305,0.2431500672139093,0.24331216247009962,0.2434361708632925,0.24443230561950682,0.2465602902940719,0.24666668788940965,0.24975518070848424,0.25280049975740404,0.25480653637290274,0.2554452908678644,0.25584312562084693,0.25629995719732196,0.2572099696247953,0.2574103426629349,0.26294010484591646,0.26465653129109556,0.2664138216749351],"n_dims_used":43,"mean_confidence":0.910817168479742},"coverage":{"mean_confidence":0.910817168479742,"n_dims_used":43,"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}}