{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001023","490:4900001293","490:4900001045","490:4900000895","494:4940008414","490:4900002186","494:4940007617","494:4940008339","494:4940008731","490:4900003085","496:4960008034","490:4900000930","490:4900000695","490:4900001294","490:4900008537","490:4900000577","490:4900000789","490:4900001292","494:4940008334","494:4940008621","494:4940007920","490:4900000480","494:4940008536","490:4900000802","496:4960007780"],"twin_admin_codes":[490,490,490,490,494,490,494,494,494,490,496,490,490,490,490,490,490,490,494,494,494,490,494,490,496],"twin_sims":[0.5764801487786636,0.5221121089159865,0.5194430999685383,0.5101092784257939,0.5032169621752262,0.43812581882472706,0.4350421306636687,0.4126178922839231,0.40725070203129216,0.39460645593970606,0.38880271545353307,0.3832523586913395,0.3780173916811552,0.3740333222079448,0.3728937479756837,0.36341815339936484,0.36069765634521406,0.35986228493892536,0.356370093227768,0.35534962464026626,0.3546555051393404,0.35272520479222585,0.34101251242145253,0.33678423735552476,0.33087411288452023],"twin_dists":[0.1363143184305326,0.14806522567674887,0.14864791838469632,0.15069138190958528,0.15220645684645762,0.16685198871672247,0.16756450446558036,0.17280954184250852,0.17408281591258468,0.1771124554043553,0.17851797223373944,0.17987139248295544,0.1811565285582323,0.18214038066155502,0.18242273841016438,0.18478736023757295,0.1854719713504957,0.185682718843289,0.1865664527384872,0.1868255325855988,0.18700197757220965,0.1874936023256468,0.19050742298905346,0.19160891527538992,0.19316115960542496],"n_dims_used":45,"mean_confidence":0.9171118842230903},"coverage":{"mean_confidence":0.9171118842230903,"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}}