{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011432","490:4900009940","490:4900011564","490:4900010024","490:4900011151","490:4900011691","490:4900011498","490:4900011894","490:4900010994","490:4900011440","490:4900011147","490:4900008212","490:4900009840","490:4900011700","490:4900011965","490:4900009635","490:4900011829","490:4900011433","490:4900010987","490:4900011227","490:4900010746","490:4900011626","490:4900011149","490:4900009529","490:4900010578"],"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":[0.45165370157613566,0.2739977272639383,0.2167557844572599,0.21649212141242086,0.19611286298930147,0.17592248896940488,0.16010842536808015,0.1587574903587935,0.1544224269247621,0.15420423861517507,0.15184339856580892,0.14816850892482078,0.14776024964023848,0.14311842841502512,0.1374495658423529,0.13237172716004753,0.13119677264988366,0.12599079993412982,0.1193203738272846,0.11724847858229129,0.11721590691756902,0.11322259548284967,0.11093973840593524,0.10907460922789682,0.10653741319137454],"twin_dists":[0.1637489694915989,0.20898378675146292,0.227112119859525,0.2272024980865239,0.23442722374511346,0.24211835643287588,0.24859374878917528,0.24916801743449574,0.2510352158937774,0.2511302017595991,0.2521643233964624,0.25379781608404717,0.25398112440185233,0.25609212582755686,0.25874037374567216,0.2611828056419293,0.2617579615811275,0.26435417623101753,0.26780252722975006,0.2689035403986795,0.2689209677011727,0.27108632553003775,0.27235074019530203,0.2733987917068657,0.2748470081311891],"n_dims_used":45,"mean_confidence":0.8865204705132379},"coverage":{"mean_confidence":0.8865204705132379,"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}}