{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002558","499:4990001788","485:4850000459","485:4850000298","485:4850002754","485:4850000523","485:4850000423","485:4850000809","485:4850001433","485:4850001178","467:4670001147","467:4670000728","485:4850000167","485:4850002378","485:4850000842","499:4990004176","485:4850000373","485:4850001580","485:4850000372","499:4990003233","485:4850000414","500:5000010898","485:4850001803","499:4990001414","470:4700008459"],"twin_admin_codes":[499,499,485,485,485,485,485,485,485,485,467,467,485,485,485,499,485,485,485,499,485,500,485,499,470],"twin_sims":[0.4856379773052004,0.4256188301488145,0.4220351675680302,0.41141439071656877,0.39492255151050243,0.37960133803635426,0.36791385172606506,0.3564952594258011,0.3544037687874983,0.3503629415114584,0.3352431704024523,0.3273087510603531,0.32597305971772905,0.32427975499620715,0.32402853896070194,0.3176190831074515,0.31626449920480604,0.31552757447387514,0.31473272064637015,0.30573103016188086,0.2926571732708059,0.2911341990413859,0.2899501002027023,0.2887635149201466,0.28870634572890636],"twin_dists":[0.15609723013739546,0.16975455980539164,0.17059266119289984,0.17309441720675878,0.17703618211937805,0.1807667826845363,0.18366167151286902,0.1865347015015519,0.18706601303426637,0.1880971519002866,0.19201222661509676,0.19410491515158562,0.19445993311157006,0.1949111629745784,0.1949782181152994,0.19669897066384207,0.1970651287535072,0.19726469965047314,0.19748025492159602,0.19994341191288892,0.20359692404930374,0.20402872346402523,0.20436537270808555,0.20470355203891333,0.20471986631212233],"n_dims_used":45,"mean_confidence":0.9168487548828125},"coverage":{"mean_confidence":0.9168487548828125,"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}}