{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003317","491:4910002448","491:4910002402","491:4910002608","491:4910003353","491:4910003137","491:4910003144","491:4910002605","491:4910003215","491:4910003394","491:4910003439","491:4910003481","491:4910003355","491:4910003310","491:4910003351","491:4910003088","491:4910003309","491:4910003483","491:4910002708","491:4910003443","491:4910003438","491:4910002145","491:4910003181","491:4910001667","491:4910003531"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.2807093340474596,0.2292828978652273,0.21129390898611722,0.18071891182979125,0.17722561164199913,0.17586355758825778,0.174364840503323,0.16034157201802268,0.15903032030017186,0.14226856728881618,0.1391668023803146,0.13396136468205175,0.1292667459170663,0.12492312903455553,0.11405128903546834,0.10972463066025556,0.10691334852941409,0.10315228507438129,0.10173347563681132,0.10009735376956241,0.09600728990983902,0.0939353635494535,0.09226278069204807,0.08492433425078032,0.08452244279798617],"twin_dists":[0.2070213621405397,0.22290024020972302,0.22899970923117954,0.24023708093871518,0.2416036705967453,0.24214169622872195,0.24273714636726773,0.2484949975085872,0.24905175440736485,0.25648410617002076,0.25792968860922594,0.26041074110283174,0.26271122313464723,0.26489662835325245,0.2706321953660498,0.2730319694412636,0.2746307494959834,0.27682154479573545,0.277664174088647,0.2786473410853774,0.28116138704734545,0.28246720822083704,0.28353801526407646,0.2884263306766501,0.2887036054462379],"n_dims_used":45,"mean_confidence":0.8942013210720486},"coverage":{"mean_confidence":0.8942013210720486,"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}}