{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000007313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008809","500:5000006924","475:4750010385","498:4980000029","475:4750008042","498:4980001274","475:4750011713","498:4980000242","475:4750007748","475:4750011455","500:5000001874","498:4980000121","475:4750010179","500:5000010146","473:4730004310","475:4750010377","473:4730005466","471:4710000688","500:5000009970","473:4730003585","475:4750008907","475:4750010307","500:5000011375","473:4730003836","471:4710001197"],"twin_admin_codes":[500,500,475,498,475,498,475,498,475,475,500,498,475,500,473,475,473,471,500,473,475,475,500,473,471],"twin_sims":[0.6130826325802898,0.4778801890158821,0.3951474729838086,0.3887544165503023,0.38674263138976206,0.383993372416629,0.38183503692336807,0.3664438581158694,0.365481467650886,0.3542181934919792,0.3479556292652641,0.34608590927920013,0.3421560913784657,0.33688351392611543,0.33540258157764463,0.32437129784253693,0.3229833873517589,0.32274522181996895,0.31813028108652647,0.31218776728628106,0.31204652263661553,0.30372008454338956,0.29642857909295595,0.2896823862104722,0.28447544718245416],"twin_dists":[0.12847147939942663,0.15782772075789003,0.17698192614678687,0.17852971002618007,0.1790192347246934,0.17969016404872223,0.18021849252660255,0.18402898211255053,0.18426985733035398,0.18711323385699347,0.1887144060552452,0.1891953691075345,0.19021077411112036,0.19158296796219898,0.19197046073537563,0.19488673533645073,0.19525750339587225,0.19532121638875485,0.1965610176448995,0.19817250535132783,0.19821101916105763,0.20049935490071596,0.20253333706244683,0.20444159952284993,0.20593264432227426],"n_dims_used":45,"mean_confidence":0.9243098788791233},"coverage":{"mean_confidence":0.9243098788791233,"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}}