{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011095","490:4900011517","490:4900010854","490:4900011018","490:4900010686","490:4900010343","490:4900010937","490:4900011252","490:4900010690","490:4900010514","490:4900011510","490:4900010856","490:4900010504","490:4900011910","490:4900010859","490:4900010938","490:4900011912","490:4900010430","490:4900010429","490:4900011977","490:4900010500","490:4900011381","490:4900009763","490:4900010940","490:4900011015"],"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":[0.48091492464136437,0.29607414819827355,0.27455966539497784,0.22433785692493383,0.21670930556293547,0.19092389527728243,0.17858746635391878,0.1769407722913019,0.1630936818900807,0.16111053681795406,0.15932520560024485,0.1522912909364754,0.1462444627481129,0.14483389110033287,0.14066097763317134,0.13560494859456632,0.12672884042203203,0.12270193151617191,0.1190439109727619,0.11812672515931208,0.11771445438945206,0.11346453733244076,0.11187734730980278,0.10912684876875799,0.10668313746834136],"twin_dists":[0.15714972851796843,0.20263294997789533,0.20881836081646069,0.22454409272557457,0.22712804648666104,0.23634875814358958,0.24106865520496695,0.24171594118780831,0.2473371218566194,0.24817003361528542,0.24892625595412668,0.25196723011366995,0.254665003994146,0.2553061408157935,0.2572303615280836,0.25961967900112565,0.26398123500793313,0.2660365422745339,0.2679485902904707,0.2684350319372544,0.26865462784401106,0.27095347576273743,0.27182901585500857,0.2733692492729202,0.2747631093057282],"n_dims_used":45,"mean_confidence":0.8919087727864583},"coverage":{"mean_confidence":0.8919087727864583,"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}}