{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011604","490:4900011105","490:4900011665","490:4900011606","490:4900011790","490:4900011529","490:4900011189","490:4900011534","490:4900011526","490:4900011254","490:4900010786","490:4900011261","490:4900011799","490:4900011025","490:4900010702","490:4900011118","490:4900011730","490:4900009974","490:4900011729","490:4900011725","490:4900012196","490:4900010949","490:4900011469","490:4900011113","490:4900009773"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4034141170923745,0.3660677986873524,0.2994926189020624,0.2683384012046849,0.23631219846821863,0.22709890482781217,0.20129758269041806,0.19329175640830096,0.17381252372964565,0.17060069865078237,0.16866018770646693,0.16524662866432197,0.16377308868510948,0.15873626124998697,0.1549869110063507,0.1498896065483818,0.1354712306456259,0.12780920594586873,0.1277529888547525,0.12508391790719964,0.11879001968371877,0.11805784369960746,0.10912711388556227,0.10738742834092915,0.10276841866176216],"twin_dists":[0.17499753767222656,0.18412306755693741,0.20167509120659158,0.2106615752008418,0.2206033126502787,0.2236233255298074,0.23254214308633572,0.2354674627703014,0.2429575061956291,0.24424896125367593,0.2450376966849765,0.24644115691793742,0.24705346242267198,0.24917707005017256,0.2507899291773768,0.253029115200283,0.2596837682031243,0.2634382696581692,0.26346643709785755,0.2648147116976786,0.26808295693922984,0.26847168073096883,0.2733690993723567,0.27435887280645294,0.27704862554099424],"n_dims_used":45,"mean_confidence":0.9103535970052083},"coverage":{"mean_confidence":0.9103535970052083,"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}}