{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001789","489:4890001958","489:4890002130","489:4890002779","477:4770000149","489:4890002040","489:4890001790","489:4890001691","489:4890002778","489:4890002121","489:4890002777","489:4890003108","489:4890002529","477:4770000242","489:4890002277","489:4890002285","489:4890002957","489:4890002362","489:4890002525","489:4890002524","489:4890001793","489:4890002359","489:4890002199","489:4890001946","489:4890002692"],"twin_admin_codes":[489,489,489,489,477,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9605370099854504,0.9184838559770467,0.8326144520539556,0.8138310130356883,0.779441137958984,0.7783132610919884,0.7479942038835962,0.7073878632877825,0.7044649783995762,0.6942710952827524,0.6874311915169866,0.6849938063893798,0.6802366443455838,0.6231825842171597,0.6195258392735357,0.5982302058407455,0.5893957388030695,0.5888602570604181,0.5857119605545688,0.5763722869618542,0.563993861122246,0.5530601808194006,0.5274768058438724,0.5240338306286928,0.5193823863810311],"twin_dists":[0.036854510294849326,0.05355837134553734,0.07861099772957399,0.08336334383525013,0.09168404889388923,0.09195007060673406,0.09897084428940034,0.10806558815877249,0.10870993594202732,0.11094850935506215,0.11244363896212477,0.11297520040032985,0.11401094355780204,0.12630796091096075,0.12709144246567455,0.13165194776836714,0.13354450344320015,0.1336592580569619,0.1343340667212765,0.13633747068796379,0.13899748814838092,0.14135314592341014,0.1468960698720102,0.14764610563479788,0.14866118141560783],"n_dims_used":45,"mean_confidence":0.9196431477864583},"coverage":{"mean_confidence":0.9196431477864583,"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}}