{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720000131","472:4720002721","468:4680003009","499:4990003172","472:4720000174","499:4990003836","472:4720002323","472:4720001819","472:4720001876","472:4720002891","472:4720002931","470:4700001028","496:4960000634","472:4720001332","477:4770003817","496:4960002523","472:4720001318","488:4880004546","470:4700000583","499:4990003297","499:4990001703","472:4720002176","488:4880000598","472:4720002706","479:4790004297"],"twin_admin_codes":[472,472,468,499,472,499,472,472,472,472,472,470,496,472,477,496,472,488,470,499,499,472,488,472,479],"twin_sims":[0.5731733324542293,0.544473924136271,0.4312632642729661,0.4101252823879896,0.37168827301723906,0.3706942609267313,0.34728063141219173,0.3370562110294163,0.3306852651412662,0.3259670843002939,0.3233722453335628,0.3151650637310454,0.31327314960381986,0.31301490524049336,0.31263608535992066,0.3118266487900394,0.311620591093297,0.30987674505714385,0.30515405077843205,0.3034151963721297,0.3018089073673559,0.3017750142861038,0.29378746733731537,0.2933406834490438,0.290346251613606],"twin_dists":[0.13702430640084942,0.14320807229386284,0.16844040608951208,0.17339996047617617,0.18272188826518504,0.18296892288291053,0.1888878835642777,0.1915378410156327,0.1932110072717274,0.19446152314518636,0.1951535340937925,0.19736297018488136,0.19787688022715463,0.19794716516378963,0.19805032625520602,0.19827099294864148,0.1983272200999319,0.19880391856035956,0.20010270558693768,0.20058382993369073,0.20102969950963523,0.20103912232490415,0.20327731987088363,0.20340356615551985,0.20425265254792785],"n_dims_used":45,"mean_confidence":0.9210852728949652},"coverage":{"mean_confidence":0.9210852728949652,"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}}