{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011836","490:4900011835","490:4900012027","490:4900011572","490:4900012037","490:4900011373","490:4900011569","490:4900011711","490:4900009005","490:4900011571","490:4900010481","490:4900011692","490:4900010215","490:4900009100","490:4900011774","490:4900008328","490:4900012156","490:4900011718","491:4910005107","490:4900012039","490:4900012090","490:4900010408","490:4900011248","490:4900011368","490:4900011588"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.15343890389855924,0.11572763219877788,0.11381093638213902,0.10350351900248138,0.07771404313293521,0.0696735658289439,0.04756955233701856,0.04307944328101407,0.038771445105129754,0.03840331784690298,0.03794342728097034,0.03722001984476289,0.033913829163847165,0.03087835802779138,0.030356137328130927,0.02452167090108152,0.020547332283021483,0.01824365570965685,0.017985873532050466,0.017161545986687204,0.01692901896117715,0.015844435014643644,0.012876777579152923,0.012839275294270302,0.012754391160073918],"twin_dists":[0.25146416228859425,0.2697212544664054,0.27076364806692493,0.27661434485060626,0.29356916573379654,0.29977857991714235,0.320532885773122,0.32570850557278225,0.3311199022723678,0.3316055261305625,0.3322177699661906,0.3331936739870303,0.33787004044294333,0.34251917132789245,0.3433581090736704,0.3536879820091521,0.3620226191322081,0.367521296617187,0.3681738368995827,0.37031696735375425,0.3709378165843869,0.373936456272378,0.38317727206841984,0.3833056407061587,0.3835974256102442],"n_dims_used":45,"mean_confidence":0.8905948215060764},"coverage":{"mean_confidence":0.8905948215060764,"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}}