{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007753","490:4900004826","490:4900012782","466:4660008357","490:4900000681","490:4900007503","490:4900000805","487:4870004213","493:4930006982","466:4660006994","490:4900011421","466:4660008561","490:4900006410","490:4900011681","466:4660005424","490:4900000806","466:4660007945","487:4870003240","490:4900002896","490:4900011132","466:4660007292","487:4870001846","487:4870002869","487:4870001690","490:4900011422"],"twin_admin_codes":[494,490,490,466,490,490,490,487,493,466,490,466,490,490,466,490,466,487,490,490,466,487,487,487,490],"twin_sims":[0.2570090483574928,0.22261807649651896,0.20969368993451865,0.20182938049355487,0.1987185596757097,0.16986747336552951,0.15677010478268463,0.1549073465847645,0.1511175134507042,0.1501131275196667,0.13768597507665714,0.13731645511442078,0.13302913140504866,0.13288577310360733,0.13281347723910178,0.13191017730813176,0.1295905601056763,0.1251295086830917,0.12411413814973243,0.12286520710042911,0.1094494895140787,0.10494087198011359,0.10452793089017547,0.1045065094702779,0.10259864787666738],"twin_dists":[0.21408768178580523,0.22512142858526518,0.2295589836795367,0.23235069114460363,0.23347558857263265,0.2445462252751019,0.25001934095908424,0.2508244628752975,0.2524846554569349,0.25292976114279364,0.25862832025597166,0.25880352915508864,0.2608626726644121,0.26093238151692555,0.26096755728382254,0.2614082800814277,0.2625505410085846,0.26479149924712414,0.2653100025297592,0.26595221728651897,0.2731870321541653,0.27577208755012755,0.27601313743474515,0.2760256621681496,0.2771492665703855],"n_dims_used":45,"mean_confidence":0.9107047186957465},"coverage":{"mean_confidence":0.9107047186957465,"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}}