{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010096","490:4900008288","490:4900008289","490:4900010208","490:4900008752","490:4900011285","490:4900010206","490:4900008513","490:4900007961","490:4900010719","490:4900008174","490:4900010890","490:4900007850","490:4900009913","490:4900010192","490:4900010548","490:4900008853","490:4900008410","490:4900011212","490:4900011420","490:4900010109","490:4900010108","490:4900009078","490:4900010466","490:4900011279"],"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":[0.49996380607262164,0.4421925785522679,0.43354544169903547,0.36908344524568043,0.36632154992559907,0.3626569684623257,0.35715720535155066,0.35351422106675245,0.3448374488937895,0.33664547031133657,0.30028542484011234,0.296215293964868,0.29200188923847065,0.2821467709208406,0.27945892395784505,0.2756611254265547,0.268887782526138,0.2667109430770437,0.2606621983551352,0.25664783938254965,0.2530216384709489,0.25288887030902285,0.2521599315138366,0.24922026370153968,0.23924696014930952],"twin_dists":[0.15292350785788897,0.1659153354878131,0.16791105388398317,0.18336994652653038,0.1840595767949978,0.18497864901243996,0.18636687933361232,0.1872924808665546,0.18951728560224707,0.19164519090341248,0.20145386311372102,0.2025932725038422,0.20378254868880807,0.2066047882561044,0.20738478830114496,0.20849470901922793,0.21049775097250353,0.21114810390659894,0.21297277387986352,0.21419846122150693,0.21531609716303426,0.21535721023989376,0.2155831790532638,0.21649871978260118,0.21965757346585577],"n_dims_used":45,"mean_confidence":0.9175554911295573},"coverage":{"mean_confidence":0.9175554911295573,"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}}