{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011886","490:4900012090","490:4900011957","490:4900011958","490:4900011074","490:4900007887","490:4900012097","490:4900012023","490:4900012156","490:4900011955","490:4900009006","490:4900011954","490:4900012027","490:4900011152","490:4900010913","490:4900010216","490:4900011299","490:4900010821","490:4900010576","491:4910005712","490:4900011083","490:4900009939","490:4900011959","490:4900011884","490:4900008328"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.5357515052853961,0.20612318105630884,0.1529669592129083,0.13809155832931966,0.1341218781814902,0.12600769146708302,0.08908363890977448,0.08481130971450852,0.07772080594082831,0.06926855215066471,0.06705001293017522,0.06370679730173943,0.06223694664084273,0.052031251982365016,0.05087569493582134,0.047113799261791184,0.04464859676621185,0.04456292794462743,0.044057648945288096,0.04176633040856506,0.03892154406087837,0.038019107880346334,0.0369485601360897,0.036446725364782925,0.03429890174642033],"twin_dists":[0.14509774356335683,0.23081742597819296,0.2516707086922718,0.25843641617627267,0.2603331654509843,0.2643456222227967,0.2856163858746624,0.28850420313852576,0.2935641659686722,0.3001064310426478,0.30193047383021165,0.30477444313041624,0.3060635768083883,0.3157799137583627,0.3169773034851561,0.3210390851900818,0.3238504339984414,0.32395044968304904,0.3245436522676573,0.32730765951764706,0.33092301487403264,0.33211658727495574,0.3335640364731784,0.3342548301486161,0.3373059191568106],"n_dims_used":45,"mean_confidence":0.8861968994140625},"coverage":{"mean_confidence":0.8861968994140625,"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}}