{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001594","494:4940008532","490:4900000621","490:4900001334","490:4900001327","490:4900002186","494:4940008526","494:4940008432","480:4800004435","496:4960011815","494:4940008330","490:4900003221","490:4900002172","494:4940008445","490:4900001085","494:4940008444","480:4800004353","494:4940008235","490:4900002201","490:4900005270","490:4900000587","490:4900002019","494:4940008023","496:4960009381","496:4960007782"],"twin_admin_codes":[490,494,490,490,490,490,494,494,480,496,494,490,490,494,490,494,480,494,490,490,490,490,494,496,496],"twin_sims":[0.7645924579765528,0.5256420266833174,0.5117486820767564,0.4879685855739525,0.48199180815350096,0.4607870416028808,0.43848689514331984,0.4254040211977244,0.39058830614221446,0.3845549988146512,0.3826167005264806,0.375908793251689,0.3714343316954953,0.3633362134250059,0.3607889216652199,0.34513974606125997,0.338823377443547,0.33014036694984755,0.32829465962690113,0.32766377224400006,0.30175775260650767,0.30111421102801494,0.29661692635850456,0.29443576839843555,0.29408648066364296],"twin_dists":[0.09515685247283782,0.14729563182226477,0.15033179532042856,0.15557903829990188,0.1569094688611106,0.16167358053267633,0.1667686885272495,0.1698047135368206,0.1780845106686488,0.1795529193267449,0.180026987969926,0.1816766046964989,0.18278496730544322,0.1848079423248904,0.18544896202612007,0.18943928146909075,0.19107678337290596,0.19335492446863808,0.1938433802827307,0.1940106876209253,0.20104392158317638,0.20122295953216307,0.20248043054046963,0.20309433338781746,0.20319289209925653],"n_dims_used":45,"mean_confidence":0.9175501505533854},"coverage":{"mean_confidence":0.9175501505533854,"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}}