{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000120","489:4890000201","489:4890000429","489:4890000233","489:4890000198","489:4890000155","489:4890000392","489:4890000427","489:4890000511","481:4810006168","489:4890001382","489:4890000463","489:4890000505","489:4890000114","489:4890000121","485:4850001994","489:4890000154","485:4850001603","489:4890000467","489:4890000223","489:4890000551","481:4810005825","489:4890000281","489:4890001459","489:4890000222"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,481,489,489,489,489,489,485,489,485,489,489,489,481,489,489,489],"twin_sims":[0.8527573846683394,0.8012990719710812,0.7764696242383027,0.7301079346454915,0.7259649685053668,0.7179328220255861,0.7102042643097147,0.6677882902259584,0.6631380401844923,0.6573802808920328,0.6481247661186037,0.6468698642580035,0.6458813436657831,0.6304487336482898,0.6294889392509585,0.6123429609623808,0.6117652828242417,0.6100518525610829,0.6066242693408995,0.5796067924421009,0.5789288930740052,0.57846625364418,0.5771032075804993,0.5763425640600482,0.5711067240086417],"twin_dists":[0.07330266045474687,0.0864462828161544,0.09238408855984426,0.1030131325705906,0.10394073860458378,0.10573079968430013,0.10744359490419624,0.1167114442941607,0.11771703527222968,0.11896001305273868,0.12095381357504321,0.12122378366364195,0.12143639187275314,0.1247503014388389,0.1249561307339759,0.12862987947059612,0.12875358615899224,0.12912049695709246,0.12985444296865548,0.1356433604706894,0.13578880662160386,0.13588807616135803,0.1361805882623551,0.13634385070167546,0.1374682251564026],"n_dims_used":45,"mean_confidence":0.9153631422254774},"coverage":{"mean_confidence":0.9153631422254774,"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}}