{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004687","490:4900003998","490:4900004261","490:4900005629","490:4900004548","490:4900001691","490:4900004832","466:4660003891","490:4900005640","490:4900001834","490:4900004824","470:4700004152","490:4900002738","494:4940008822","490:4900005757","490:4900004972","490:4900002126","490:4900005887","490:4900005110","490:4900004540","490:4900004133","466:4660003885","494:4940008820","494:4940007862","490:4900010811"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,470,490,494,490,490,490,490,490,490,490,466,494,494,490],"twin_sims":[0.2562051051850296,0.20721757943131133,0.20463611630487238,0.19978840286695376,0.16148464003721963,0.16144391560995655,0.1442849699065861,0.14247015064106103,0.14139517608491414,0.1272406429802315,0.12362443991395886,0.12353025177177054,0.12234470991610827,0.10910446077357944,0.10755144023915125,0.10467962216306545,0.10263817399710541,0.1024304922707044,0.09938227415707981,0.09710578428843039,0.0968036230492954,0.09450269821767465,0.09300525175676365,0.090991741438846,0.09023787710641126],"twin_dists":[0.2143343782585469,0.2304301310365388,0.2313459400324288,0.23308736429597685,0.24801234508079087,0.24802949799472437,0.2555568887164983,0.2563909730189961,0.2568887576482044,0.26372358027108683,0.2655612223857726,0.26560962856919507,0.26622133073788407,0.2733819087602809,0.2742650316312721,0.27592450330547325,0.2771258236757116,0.2772490783079287,0.2790809944107409,0.2804780405997561,0.2806653993663658,0.2821074105561199,0.2830608010294762,0.284362052790425,0.2848551087617878],"n_dims_used":45,"mean_confidence":0.918216790093316},"coverage":{"mean_confidence":0.918216790093316,"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}}