{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011222","490:4900009014","490:4900008103","490:4900011562","490:4900010661","490:4900008666","490:4900011154","490:4900010664","490:4900011070","490:4900010749","491:4910005751","490:4900010996","490:4900011228","490:4900009013","490:4900011646","490:4900008009","490:4900009937","490:4900009847","490:4900010593","490:4900011075","490:4900011012","490:4900012168","490:4900011076","490:4900008216","490:4900011229"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.29948980774283995,0.1773345175351425,0.1761695394853619,0.14755085536247886,0.08070356544470135,0.07972877051505381,0.07582280353751962,0.06389489665043736,0.06039700804341671,0.05238650085025654,0.04662536788737327,0.042327703825337,0.041052480414598136,0.03933405918829184,0.03882383446646288,0.03678533890466255,0.0351259868902418,0.0345262328479472,0.03378340780887298,0.031232482278910245,0.03101251292245614,0.030068569204107366,0.02876017834327452,0.027950209119465667,0.026497261868410952],"twin_dists":[0.2016758762541083,0.24156077880295526,0.24202057254011336,0.2540752875240763,0.2913923065899597,0.2920948983395663,0.29498131260438304,0.3046112331892358,0.30771296387694136,0.31541624719666606,0.32158614688003967,0.32661889333085853,0.32819486055999336,0.33038520072476685,0.33105110909207486,0.3337878379553782,0.33611226526084986,0.3369754127261902,0.3380623419696582,0.341957163692101,0.34230561678215143,0.34382537535590973,0.34600101718312065,0.3473908557945126,0.3499732547997714],"n_dims_used":45,"mean_confidence":0.8820232815212674},"coverage":{"mean_confidence":0.8820232815212674,"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}}