{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001091","487:4870002811","487:4870004062","487:4870003767","487:4870002685","494:4940000915","494:4940001202","494:4940001154","494:4940001150","487:4870003067","494:4940001155","494:4940003496","487:4870003766","494:4940000974","487:4870002238","487:4870002820","487:4870004484","487:4870001792","487:4870003483","487:4870002490","487:4870001982","487:4870003066","487:4870001702","470:4700004373","480:4800000604"],"twin_admin_codes":[494,487,487,487,487,494,494,494,494,487,494,494,487,494,487,487,487,487,487,487,487,487,487,470,480],"twin_sims":[0.2593558975446845,0.20491054614439536,0.19973744522799625,0.1833164912547374,0.17966261606609768,0.17425735426447123,0.17395380992626708,0.1573112556494313,0.1559236974947173,0.1494064357304476,0.14753423655418496,0.13999099242254648,0.1384057761221105,0.13734126515913372,0.13601185127381588,0.1328189332652243,0.12962823090196465,0.12528865387694935,0.125143520822292,0.12227534026788565,0.1221107988886839,0.1187378221449309,0.11828861505753123,0.11553165600934234,0.1146824795935258],"twin_dists":[0.2133703077316577,0.2312482083096559,0.2331058232113365,0.2392329767532751,0.24064831620738308,0.2427799914481236,0.24290108919225348,0.24978675539317793,0.2503843035919117,0.25324425596009975,0.2540827651111867,0.2575432498498318,0.25828803162576597,0.25879175436671187,0.25942494704301217,0.2609649021356975,0.2625318678176707,0.26471052110221166,0.2647843662854306,0.26625726286962154,0.2663425542806147,0.2681106086238828,0.2683489618404984,0.26982722410170584,0.2702879993823463],"n_dims_used":45,"mean_confidence":0.9151640997992622},"coverage":{"mean_confidence":0.9151640997992622,"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}}