{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004678","489:4890004761","489:4890004311","489:4890004350","489:4890004457","489:4890004407","489:4890004715","489:4890004078","489:4890004314","489:4890004364","489:4890004295","489:4890004497","489:4890004355","489:4890004673","489:4890004346","489:4890004157","489:4890004191","489:4890004723","489:4890004032","489:4890004854","489:4890004677","489:4890004154","489:4890004597","489:4890004249","489:4890004256"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9820651733875111,0.9642785797552158,0.9567406745218925,0.9563828527710747,0.9561561268908029,0.9434623708873581,0.9427125013427661,0.9288511689821005,0.9261079474167591,0.9255920417517065,0.9247401325759225,0.9162615933574515,0.9150253175933758,0.912201064652569,0.9115414624340221,0.9076001671955483,0.9063442565846452,0.9028334391207401,0.9013443454330407,0.899301952754173,0.8931980372007,0.8925649583986129,0.8921444749039485,0.8876274981304058,0.8828503382521188],"twin_dists":[0.02470867143056945,0.035030037439014006,0.038624463676286865,0.03878747713291236,0.03889044480360592,0.04430939798012828,0.044611052483252846,0.04989843334546183,0.05088842297472832,0.051072785392035316,0.051375996084604185,0.054315918217578585,0.05473359753674262,0.05567810232888149,0.055896807846103215,0.057189428435053515,0.057596390817969786,0.058721998052309266,0.059194253318708194,0.05983717350642596,0.06172713361610367,0.06192057775338923,0.0620488033393691,0.0634136328170974,0.06483315286449327],"n_dims_used":45,"mean_confidence":0.920377688937717},"coverage":{"mean_confidence":0.920377688937717,"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}}