{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013061","490:4900013326","466:4660007126","490:4900013169","490:4900013132","490:4900013308","490:4900013306","490:4900013277","487:4870000587","487:4870000401","487:4870000899","490:4900013250","490:4900013328","487:4870000460","490:4900013331","490:4900013131","490:4900013348","487:4870000093","490:4900013279","490:4900013349","490:4900013367","466:4660008326","466:4660008495","487:4870000585","487:4870001807"],"twin_admin_codes":[490,490,466,490,490,490,490,490,487,487,487,490,490,487,490,490,490,487,490,490,490,466,466,487,487],"twin_sims":[0.4049903982337874,0.27904761200327877,0.19452980721896723,0.1908674420106044,0.1891917789509935,0.16045819288944002,0.15353748230422468,0.14296400797548214,0.1422938635230941,0.1270774185414269,0.1245350694811914,0.11804008865661227,0.11780035756406922,0.10471643455110918,0.10346046058222166,0.09753874458349887,0.09338046758421249,0.09174505468362672,0.09105323655082348,0.0887509116531324,0.0814632304043525,0.08049847618678659,0.07303183708077161,0.07022232599280184,0.06968002906324863],"twin_dists":[0.17462125136161785,0.2075045501686929,0.23500966132118292,0.2363698622993978,0.23699827780882515,0.24844564088642748,0.2514210783270341,0.25616322013285786,0.25647241372212715,0.2638056662875718,0.26509466241663565,0.2684811300629856,0.26860882300157685,0.2759030086825111,0.2766397163658442,0.28021037492161954,0.2828207789310516,0.28387257606701055,0.28432197548050775,0.28583728774804334,0.2908494718240261,0.2915395590290865,0.297118074890081,0.2993368294299493,0.29977336061312687],"n_dims_used":45,"mean_confidence":0.9147887335883247},"coverage":{"mean_confidence":0.9147887335883247,"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}}