{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001809","489:4890001929","489:4890001844","489:4890001667","489:4890001835","489:4890003215","489:4890002828","489:4890002913","489:4890002405","489:4890001893","489:4890001670","489:4890002653","489:4890001995","489:4890002313","489:4890003084","479:4790000134","489:4890003006","489:4890001218","489:4890003329","489:4890002580","489:4890002751","489:4890002328","489:4890003598","489:4890002571","489:4890002077"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8017887953061248,0.7036084320152536,0.6527742326916739,0.6366537643900229,0.5963552428828154,0.5902153538548939,0.589118861751476,0.5890100010949588,0.57835738154536,0.568777987481611,0.5657299998188643,0.5633304899156315,0.5615108053621457,0.5568583024900374,0.5562763583654702,0.5459528847914195,0.538642974033942,0.5361902853705516,0.5287409741035507,0.5272305589599783,0.5227104907378801,0.5219108410117744,0.5185401267827738,0.5151715262131438,0.5133848788929032],"twin_dists":[0.08632698716410608,0.10889854281421957,0.11995284537968126,0.12341894179279193,0.1320535206492962,0.13336886948150628,0.13360383793181563,0.13362716708598343,0.1359114380769653,0.13796865778625103,0.13862400840648853,0.13914023139593792,0.13953190055815118,0.1405340934017872,0.1406595333400948,0.14288821531738605,0.14447067898867932,0.14500254393475312,0.14662094743263238,0.14694967755619456,0.14793468315809438,0.14810914187106633,0.1488452130617601,0.14958196443694668,0.14997320333181388],"n_dims_used":45,"mean_confidence":0.9135605706108941},"coverage":{"mean_confidence":0.9135605706108941,"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}}