{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000350","490:4900000047","490:4900000162","490:4900000029","490:4900000177","490:4900000246","490:4900000625","490:4900000524","490:4900000520","490:4900004326","490:4900000017","490:4900000832","490:4900000186","494:4940008435","490:4900000934","490:4900000948","490:4900004464","490:4900000733","496:4960008171","490:4900000030","490:4900000504","490:4900000009","496:4960008383","490:4900000195","496:4960007430"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,496,490,490,490,496,490,496],"twin_sims":[0.8676867879033302,0.7590379349300974,0.6604859669713536,0.6472957276544611,0.6052721691876762,0.5584724357872994,0.5555363251506639,0.5315508745731157,0.4934393079639272,0.4317544508741056,0.4190195906266366,0.4181159519472638,0.416243517194215,0.41521606140759176,0.4120567550543574,0.39353390037438507,0.36264603558283515,0.3585201793913175,0.35454903369426755,0.3524624222380287,0.34715122498542145,0.34537376525899094,0.33322922006060585,0.33184433868988855,0.3205078829712391],"twin_dists":[0.069193848905733,0.09644062173745171,0.11828983722314906,0.12113217544019098,0.13014396427462807,0.1401862611822188,0.14081907787654768,0.1460099293458752,0.15436558461145014,0.16832637972463851,0.17130022501920975,0.17151267159299577,0.17195350847977092,0.17219576922220645,0.17294232092466783,0.17737147202790512,0.18498139796941457,0.18602182936304723,0.18702905838462303,0.1875606379208391,0.18892116189603914,0.18937892050509061,0.19254081550368182,0.19290530710130485,0.19592102620352952],"n_dims_used":45,"mean_confidence":0.9181316799587673},"coverage":{"mean_confidence":0.9181316799587673,"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}}