{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003808","490:4900004078","490:4900002396","490:4900004351","490:4900001779","490:4900003932","490:4900002979","490:4900002824","490:4900003790","490:4900003658","490:4900001921","490:4900004501","490:4900001105","490:4900003948","490:4900003668","490:4900001117","490:4900003666","490:4900003944","490:4900002078","490:4900001640","490:4900003385","490:4900004363","490:4900001109","490:4900003380","490:4900003138"],"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":[0.2640439179628308,0.1888138405379819,0.16108908200328928,0.12570068635362894,0.11600100491491497,0.1145718474369675,0.09141516625392335,0.08427897884914859,0.07313421907930549,0.07039579246550501,0.05958431576695083,0.05427234922315903,0.05236695126821025,0.050958843907820545,0.04405682186323622,0.040871030714337626,0.03810130061076868,0.034458935891781915,0.03369934138462896,0.03365795531832845,0.0329194268933015,0.029665026260189065,0.028971407928689377,0.02885673021096101,0.028383182804867745],"twin_dists":[0.2119494202118152,0.23714055165887088,0.248179085107331,0.26450122807096865,0.2695736644377831,0.27034822294093186,0.2840865333176786,0.2888720890477885,0.2970385351998314,0.29919777241371026,0.3084546632832231,0.31351929370398074,0.3154362066675878,0.3168903932462881,0.32454462794287753,0.32842244562914086,0.33200689114246795,0.3370730591592562,0.3381866305129817,0.33824791512759583,0.3393524828443279,0.34448759100784865,0.3456440999132435,0.3458375938662479,0.3466436662899479],"n_dims_used":45,"mean_confidence":0.9161800808376737},"coverage":{"mean_confidence":0.9161800808376737,"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}}