{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002159","490:4900002313","490:4900002612","490:4900003075","490:4900003726","490:4900004012","490:4900003201","490:4900003056","490:4900001992","490:4900001998","490:4900003867","490:4900001332","490:4900004319","490:4900003490","490:4900002487","490:4900004597","490:4900002611","490:4900001849","490:4900003738","490:4900000902","490:4900001424","490:4900002920","490:4900002918","490:4900003617","490:4900002309"],"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":[0.7082192519098459,0.6622157517899963,0.6380928428559717,0.6275990622764572,0.6233412971590377,0.5681715086425758,0.568110777139343,0.5581067821593918,0.5515313003386578,0.5132163881313877,0.5074862437834771,0.4984802991635861,0.4974378724171544,0.4931155806040538,0.48957321588111513,0.4684050426600752,0.4671262253937369,0.466225634998508,0.46382922776833024,0.4612492761082727,0.4592499324462319,0.45683398557387656,0.44399220326976124,0.42445823194407856,0.4067544439281303],"twin_dists":[0.10788209472623,0.11791628877401739,0.1231099829738036,0.12536134496826762,0.12627395008495035,0.13809902447487848,0.13811207999998407,0.1402650438313461,0.14168308805092697,0.15001011680222695,0.15126733870668904,0.15325092762359854,0.15348116218507526,0.15443727889560385,0.15522269853469953,0.15995369290445477,0.160241726418844,0.16044473252900018,0.16098557883664746,0.16156894153577567,0.16202181439161764,0.16256999447797102,0.1655019161082472,0.17002566226288418,0.17420091730207768],"n_dims_used":45,"mean_confidence":0.9169835408528646},"coverage":{"mean_confidence":0.9169835408528646,"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}}