{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002188","490:4900001740","490:4900002341","490:4900003893","490:4900003898","490:4900001450","490:4900004184","490:4900002180","496:4960005119","490:4900002793","490:4900004171","490:4900003227","490:4900004312","496:4960009380","490:4900002483","490:4900001193","490:4900004165","490:4900002024","490:4900004174","496:4960004513","490:4900001093","490:4900002499","490:4900000274","490:4900003202","490:4900001167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,490,490,490,490,496,490,490,490,490,490],"twin_sims":[0.6992666796549736,0.6909975241352736,0.6079740859977362,0.5946431752953558,0.5832225781752315,0.5508217880896527,0.5239805654389187,0.5210238878628146,0.49951487103759357,0.49838364672032703,0.4944268348385896,0.48904625035456306,0.4823699126929776,0.4818109808583989,0.4571306887719088,0.45585425987970035,0.4452412191643809,0.4448452530941934,0.438876111051809,0.4147626741413719,0.4063621897436622,0.4009626498995084,0.3980779486270634,0.39605521961725215,0.3954919521174929],"twin_dists":[0.10985310401401933,0.11166472746089859,0.12956541042352895,0.13242024108418832,0.13486780908981968,0.14183625470469774,0.14765771784380805,0.1483027197646952,0.153022562036256,0.15327226894405113,0.1541469666635744,0.15533968274085652,0.15682515146450984,0.15694980074759574,0.16250261616434894,0.1627925930007415,0.16521536422378735,0.16530617423294697,0.16667892676699045,0.17230275417878618,0.17429431273057353,0.17558406260235168,0.1762763257183353,0.17676310241539375,0.17689885787331008],"n_dims_used":45,"mean_confidence":0.9176722208658854},"coverage":{"mean_confidence":0.9176722208658854,"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}}