{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002275","470:4700004136","481:4810000914","488:4880000343","488:4880000059","470:4700005994","470:4700005279","485:4850000484","470:4700001782","488:4880000622","485:4850000605","470:4700004311","499:4990003347","496:4960001270","499:4990003778","485:4850000543","470:4700003959","467:4670000329","488:4880000309","472:4720002305","499:4990001964","499:4990000867","472:4720002516","496:4960005534","485:4850000376"],"twin_admin_codes":[470,470,481,488,488,470,470,485,470,488,485,470,499,496,499,485,470,467,488,472,499,499,472,496,485],"twin_sims":[0.810500654704973,0.6884837412630392,0.6775616608133878,0.6603205855096949,0.6552544788073552,0.6539739827419948,0.641030350960682,0.6242924592265742,0.5709684040825882,0.5651860600786509,0.5586751866462215,0.5539710821909916,0.5457717767378414,0.541904674797937,0.5356288165038667,0.5259578629065232,0.5236623601790945,0.5172569346798676,0.5108919182221546,0.5100931962456323,0.5008858686424087,0.4986669695753632,0.4982724315402842,0.497365285766077,0.4967659653257094],"twin_dists":[0.08418895234548761,0.11221389832494924,0.11459239242967732,0.11832554084961303,0.11941838717405265,0.11969436100450313,0.12247907482942315,0.1260701135252147,0.1374979430825097,0.13874100587235233,0.14014258023540963,0.14115663542239892,0.1429273756538243,0.14376409658476316,0.1451243654224082,0.14722682988280936,0.14772709453845448,0.14912572477553077,0.15051968102745547,0.15069491083709727,0.15272013922298147,0.1532097132062341,0.15329682723054228,0.15349719905200485,0.15362963483304434],"n_dims_used":43,"mean_confidence":0.9118942438169967},"coverage":{"mean_confidence":0.9118942438169967,"n_dims_used":43,"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}}