{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009856","490:4900009849","490:4900009239","490:4900009859","490:4900009238","490:4900008129","490:4900009343","490:4900010147","490:4900008126","490:4900008922","490:4900010324","490:4900009344","490:4900009664","490:4900009966","490:4900009351","490:4900009764","490:4900008128","490:4900010681","490:4900009242","490:4900010680","490:4900008915","490:4900009938","490:4900010928","490:4900009230","490:4900011094"],"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":[0.3062819061104883,0.28386017356453686,0.2672888977515743,0.2622258446126832,0.24345559908218029,0.23518503070124308,0.22772388599533086,0.18671271348108054,0.1789966365903868,0.17639745649931696,0.1670067583417231,0.15491548936690364,0.14451226084783594,0.13265892433690674,0.12988325433260836,0.1286118848739059,0.1281520662726321,0.12604699321812976,0.12548430178572997,0.1233080985784845,0.1223055360811943,0.11986384330229077,0.11864536556408391,0.11181902464604088,0.11144501191929025],"twin_dists":[0.19979148701814511,0.2061099118539578,0.21097511379999645,0.2124985663281491,0.21831439276583783,0.22096858474979902,0.2234159359162913,0.2379351744882596,0.24090847557980585,0.24193044833966204,0.24571491025185108,0.25082092803133366,0.25545297626479596,0.26104280379966843,0.26240556187532094,0.2630371082419917,0.26326668300005146,0.26432572286585104,0.26461107616705537,0.2657239112698191,0.2662416201154797,0.2675161498756266,0.268159610408492,0.27186137033696395,0.2720691639806819],"n_dims_used":45,"mean_confidence":0.8940938313802084},"coverage":{"mean_confidence":0.8940938313802084,"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}}