{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007816","490:4900008819","490:4900008822","490:4900007930","490:4900008821","490:4900008600","490:4900010621","490:4900008490","490:4900005611","490:4900008818","490:4900007594","490:4900008047","490:4900008491","490:4900008497","490:4900010011","490:4900006486","490:4900009164","490:4900010190","490:4900004795","490:4900009485","490:4900008931","490:4900009474","490:4900007598","490:4900009372","490:4900003676"],"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":[0.2551346685009035,0.17039148547078745,0.11315065086543699,0.09639055080642654,0.0695827439051701,0.04314545731176984,0.040667113902206196,0.03118539802939359,0.02437207894040361,0.023459805385362412,0.023229300727124712,0.019853419689184762,0.01907602665211781,0.018220365402399564,0.01447020609453622,0.013485115414051936,0.013179811515454116,0.01307163616322611,0.01131609933542135,0.010429327004314919,0.01034927491315472,0.008960336062187343,0.008591924029013714,0.008457502369289013,0.007949454687194418],"twin_dists":[0.2146636121000803,0.24433368678775383,0.27112587235513974,0.2809222749142532,0.2998519636523062,0.3256291997459329,0.32867922978461006,0.34203157268942874,0.3539796807780422,0.35579289339804654,0.35626069604979016,0.36361975946908676,0.36546795561574885,0.36757992005188606,0.3780067621539535,0.38113985737573286,0.382151968045865,0.38251555856838376,0.3888229958117564,0.39234708753447695,0.3926782053445951,0.3988203191787279,0.40059206477574866,0.40125547836105213,0.4038512681324573],"n_dims_used":44,"mean_confidence":0.9292977939952504},"coverage":{"mean_confidence":0.9292977939952504,"n_dims_used":44,"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}}