{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010514","490:4900011252","490:4900010516","490:4900010686","490:4900010671","490:4900009866","490:4900011095","490:4900011912","490:4900010937","490:4900010504","490:4900010854","490:4900011322","490:4900010936","490:4900011015","490:4900010688","490:4900010690","490:4900010600","490:4900010940","490:4900010918","490:4900010500","490:4900011844","490:4900011016","490:4900010513","490:4900010343","490:4900010429"],"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":[0.7731597324618562,0.5941495410690928,0.3353713599029265,0.21795628396776326,0.1779766039815504,0.17207720874950644,0.16997673786728085,0.16452613100266575,0.15271830915662782,0.14459162739368012,0.14090412406697458,0.13546306277106152,0.12368244594446896,0.10781268985042632,0.1068382159401038,0.10038866424367093,0.09999535863213543,0.09396391485530137,0.09036681480598699,0.08902467337596495,0.08716842749132933,0.08357914209211793,0.08136602489956375,0.07883628747570086,0.0627760022085199],"twin_dists":[0.09316077436486572,0.13252598346922062,0.1919786399958964,0.22670154579869847,0.24130827758224938,0.24365312350650997,0.2445018689721879,0.24674005260630386,0.2517797183856303,0.25541672016369343,0.2571170849080252,0.25968768449173124,0.26553142526231793,0.2741157838356731,0.27467392261874,0.2784713736714356,0.2787090464516465,0.28244906040058326,0.2847705479577038,0.2856554860679795,0.28689700985500766,0.2893585673541917,0.2909187053096138,0.29274423261445615,0.3055879296987947],"n_dims_used":45,"mean_confidence":0.8842252943250868},"coverage":{"mean_confidence":0.8842252943250868,"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}}