{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002477","490:4900004849","490:4900005790","490:4900007747","490:4900004978","490:4900005908","470:4700004306","470:4700005723","490:4900005255","470:4700003133","490:4900005402","490:4900005399","470:4700004130","490:4900005787","470:4700000949","470:4700005998","470:4700005866","490:4900005539","490:4900006052","470:4700006150","470:4700005857","478:4780004781","470:4700004338","470:4700006814","490:4900006036"],"twin_admin_codes":[490,490,490,490,490,490,470,470,490,470,490,490,470,490,470,470,470,490,490,470,470,478,470,470,490],"twin_sims":[0.4822453892588535,0.4792420537451356,0.4740284184188275,0.4615345505509948,0.45775156465856315,0.426309499527694,0.42511812216225675,0.384793604076777,0.37275660855976084,0.3706661803539725,0.35791265673381434,0.35231151499973756,0.35077957260249293,0.3354524385809063,0.3340722991185602,0.3321494400396762,0.32282103779938914,0.3217701159383136,0.3002399325396652,0.2886534910386196,0.2871165682567595,0.286253911539482,0.2826018135430295,0.27772917793482554,0.27638297106551435],"twin_dists":[0.15685291792180425,0.15752329576490948,0.15869025596788636,0.1615043806483583,0.16236167256221318,0.16959337291672094,0.16987148173445343,0.17949464026301762,0.1824567467402821,0.18297590631030416,0.1861755462137239,0.18759914598166363,0.18799055023805705,0.19195740036323336,0.1923193270116486,0.1928249352184124,0.1953009315879419,0.19558234647086875,0.2014665482449415,0.20473495108106993,0.20517431455629925,0.20542154168682022,0.2064731831716271,0.20788916485892603,0.20828303186809133],"n_dims_used":45,"mean_confidence":0.9134394327799479},"coverage":{"mean_confidence":0.9134394327799479,"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}}