{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003976","490:4900004247","490:4900004253","490:4900002422","490:4900002869","490:4900004108","490:4900001957","490:4900004520","490:4900001962","490:4900004255","490:4900002270","490:4900004106","490:4900003693","490:4900008512","490:4900004533","490:4900004242","490:4900003969","490:4900002097","490:4900002571","490:4900002099","490:4900008853","490:4900003428","490:4900008174","490:4900001947","490:4900001397"],"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":[0.42886521161931845,0.4212009042975598,0.42031890136492184,0.3709344244015488,0.36895247404630616,0.36181226474092454,0.34189472671065124,0.3319958644436063,0.3270320748670111,0.317677101299169,0.31306700033635637,0.2879205179297347,0.28784027923106853,0.28010567024633737,0.2596752335739694,0.25384763094031654,0.2535376452385075,0.24707053118541192,0.24454586118352248,0.23608191201303938,0.23528867864388886,0.20929011840827547,0.20711664513929506,0.20492145314508634,0.20444385484420832],"twin_dists":[0.1689978611538484,0.1707881953388129,0.17099509639220378,0.18290920674840833,0.1834025909636008,0.1851911648694399,0.19027852636810338,0.19286538610584042,0.19417838798154102,0.19668330745150017,0.1979329840726422,0.20494431262662519,0.20496725082488956,0.20719669137535235,0.21327301121263925,0.21506062745108043,0.2151564403330862,0.21717262354336905,0.21796889151291715,0.2206778469632186,0.22093494865692537,0.2297004890661717,0.23046579197423914,0.2312443258903927,0.23141446290262122],"n_dims_used":45,"mean_confidence":0.9211592780219184},"coverage":{"mean_confidence":0.9211592780219184,"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}}