{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001513","496:4960003405","489:4890004929","489:4890004070","479:4790003163","470:4700006603","498:4980004115","472:4720006750","470:4700006150","467:4670000929","479:4790003013","469:4690000894","479:4790003412","469:4690000256","479:4790001677","472:4720005967","500:5000010766","489:4890002176","469:4690001376","467:4670000320","484:4840002613","498:4980003529","479:4790001841","479:4790002991","479:4790002823"],"twin_admin_codes":[479,496,489,489,479,470,498,472,470,467,479,469,479,469,479,472,500,489,469,467,484,498,479,479,479],"twin_sims":[0.49392161585329514,0.4172858878300607,0.3931333394479519,0.383054046306535,0.38085232739961905,0.3682565483666575,0.3531093151197565,0.34438630594739694,0.33099145732778523,0.3290495926996993,0.30650958128062983,0.3062062548587765,0.3025014984659868,0.3005272265867984,0.2995839794012363,0.2890677572808473,0.28262116278406796,0.28253541203010585,0.27796619940282913,0.26996258312448423,0.269303894695893,0.26907200134488485,0.2659142650560211,0.25931099333876684,0.2572411694756727],"twin_dists":[0.15425879575947776,0.17170799334490167,0.17746828932651137,0.17991992182464478,0.18045952017825495,0.18357614676312026,0.18739566284166279,0.18963376508030408,0.1931301935818532,0.19364340949597883,0.19972874306544688,0.1998123413588843,0.20083728297855719,0.2013864576441434,0.20164958011705028,0.20461676336278503,0.2064675899240344,0.20649237948839516,0.20781993888505046,0.2101778462456264,0.21037380522401727,0.21044286377554136,0.21138694353610687,0.21338399536209432,0.21401654432363465],"n_dims_used":45,"mean_confidence":0.9194161309136285},"coverage":{"mean_confidence":0.9194161309136285,"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}}