{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009180","490:4900008967","490:4900010295","490:4900007977","490:4900007863","490:4900008631","490:4900008071","490:4900009695","490:4900009389","490:4900008186","490:4900009507","490:4900009394","490:4900008300","490:4900009702","490:4900009793","490:4900001662","490:4900009189","490:4900008743","490:4900008977","490:4900009701","490:4900008182","490:4900009613","490:4900009490","490:4900008515","490:4900009408"],"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":[0.5067459768227185,0.41025220362570836,0.4000104363485251,0.34542052710505744,0.322869880276546,0.3192769023807752,0.3025552182883014,0.2915410147789481,0.27802170237038654,0.2713451685675871,0.2551368942740327,0.23629424532420665,0.23442592541008822,0.21749138895825926,0.20265157528831546,0.19864870144608582,0.18737346457103027,0.18455565119797648,0.1829270374356595,0.17545629846835797,0.1732860275991866,0.17201916656544206,0.16956856110518218,0.16930165560443836,0.1607605899916001],"twin_dists":[0.1514300246709996,0.173369859057805,0.1758123211420711,0.18936686174134987,0.19528786503879106,0.1962520412624404,0.20082236919080787,0.2039132504339422,0.2078037335403926,0.2097674875869319,0.21466292661267844,0.22060912164278693,0.22121522787798062,0.2268603603116473,0.23205537510050722,0.23350098882798664,0.23768461292669063,0.23875750958031622,0.2393828785274568,0.24230314385566454,0.2431680303655859,0.2436764768219132,0.24466767451232918,0.2447762492918351,0.2483177808290798],"n_dims_used":45,"mean_confidence":0.9232850816514757},"coverage":{"mean_confidence":0.9232850816514757,"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}}