{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001127","485:4850004117","489:4890000804","489:4890001246","485:4850003588","489:4890001119","470:4700007086","487:4870006472","478:4780000536","478:4780000396","489:4890001253","470:4700007744","466:4660009978","489:4890001185","470:4700006976","469:4690000030","470:4700008947","479:4790000054","478:4780001787","485:4850008695","485:4850001404","488:4880001214","485:4850002897","499:4990003082","478:4780007311"],"twin_admin_codes":[489,485,489,489,485,489,470,487,478,478,489,470,466,489,470,469,470,479,478,485,485,488,485,499,478],"twin_sims":[0.32800726143243414,0.1420257325595126,0.13263329041891653,0.08918661727515403,0.07966082986566304,0.06934314181864772,0.06051723316682123,0.03424836714567867,0.028458292590297495,0.022389788504471403,0.02127952718114986,0.020124834438215878,0.019924404323754006,0.018591692672491007,0.01822070343051647,0.017275249734019768,0.014709396214271883,0.013954687511774175,0.013421506658476101,0.012656939892744155,0.011821266401399947,0.011698185019002716,0.011652796183832973,0.011022081201153652,0.010587107312049027],"twin_dists":[0.19391957445495916,0.25659642818782896,0.26105529045321896,0.2855481498679366,0.292144123468376,0.30004593527309564,0.30760393871053915,0.33737964250127167,0.34651504690491286,0.35799922069139745,0.36038753671106427,0.3629893494047141,0.36345416230098426,0.3666529721534835,0.36757906874110885,0.3700160590437035,0.37727448990787166,0.37962202912676385,0.38134904341011916,0.3839345369952758,0.38692376453419064,0.3873797653153789,0.3875490003799069,0.3899633526089615,0.3917010364095608],"n_dims_used":45,"mean_confidence":0.9179572211371527},"coverage":{"mean_confidence":0.9179572211371527,"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}}