{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001290","487:4870008393","490:4900003871","490:4900003605","487:4870001017","487:4870010461","490:4900000561","490:4900000794","490:4900000805","487:4870011576","490:4900003355","487:4870008694","487:4870011219","487:4870012018","487:4870010850","466:4660002870","490:4900001144","487:4870011560","490:4900004023","487:4870002197","487:4870012123","490:4900000806","490:4900006524","490:4900004403","487:4870013090"],"twin_admin_codes":[490,487,490,490,487,487,490,490,490,487,490,487,487,487,487,466,490,487,490,487,487,490,490,490,487],"twin_sims":[0.37247055269566476,0.3213225379022514,0.31081103789686915,0.2883652559059879,0.27205739485258323,0.26058348430917166,0.24871859179693598,0.23916774040877425,0.21628234382750697,0.21230263544869563,0.20940718858962182,0.20750850935427015,0.16219559750380338,0.15892495091587894,0.1576061904980729,0.15656889617898195,0.1538599647922687,0.1517336086141063,0.148320426796406,0.14468774923424133,0.14381716580681633,0.13782656679463687,0.12860685730177743,0.1231309084576774,0.12018138138331153],"twin_dists":[0.18252770378548663,0.1957023544448637,0.1985483295594234,0.20481724267135878,0.20955659833903761,0.21299669265753818,0.21665565083694746,0.21968300281658776,0.22727445844240196,0.22864863608314487,0.22965942133334538,0.23032740930309292,0.24771339798063038,0.24909663900935666,0.24966023871615758,0.2501059695005018,0.2512802779994041,0.2522127011977204,0.2537297001832109,0.2553728296866413,0.2557711412719462,0.25856175066217174,0.26303961501088563,0.26581517592266485,0.267349284531132],"n_dims_used":45,"mean_confidence":0.9174080742730035},"coverage":{"mean_confidence":0.9174080742730035,"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}}