{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920005488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920005486","492:4920005662","492:4920005487","492:4920005491","492:4920005543","492:4920005545","492:4920005602","494:4940006010","494:4940005899","494:4940004677","492:4920005719","494:4940004920","494:4940004074","494:4940005901","494:4940003953","494:4940003835","494:4940004077","494:4940004794","494:4940005553","492:4920005663","494:4940003841","494:4940005438","494:4940004317","494:4940004082","494:4940003840"],"twin_admin_codes":[492,492,492,492,492,492,492,494,494,494,492,494,494,494,494,494,494,494,494,492,494,494,494,494,494],"twin_sims":[0.5630779823630816,0.39352785983040683,0.30314017160899065,0.2703967510018045,0.25871580326111376,0.18324474236167185,0.16220788496221805,0.1483938877449221,0.12047261817103981,0.09050499117675581,0.08645290269445903,0.08014092506683444,0.07963484820430966,0.07012168184706108,0.06747945184346514,0.06727818475228704,0.0659816961395282,0.0632098050370507,0.06123129170629826,0.06058290769680881,0.059351294072240116,0.05757943138770014,0.05711569390068733,0.05548849658509395,0.055051167108638305],"twin_dists":[0.13919457127175222,0.1773729317136564,0.20066007304593192,0.21004884343415692,0.21356556146184005,0.2392605761932816,0.24770823964891728,0.2536967807311788,0.267196536329621,0.2846800341920054,0.2873811927242657,0.29179699858186653,0.29216295690016447,0.29941763729541887,0.30157360145414064,0.30174062735500873,0.30282641826644885,0.30520757890983446,0.3069600427964091,0.30754445745115555,0.3086688638365022,0.310320669836886,0.3107598971649807,0.3123247608940854,0.3127517997048036],"n_dims_used":44,"mean_confidence":0.9074662815440785},"coverage":{"mean_confidence":0.9074662815440785,"n_dims_used":44,"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}}