{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001664","488:4880001747","488:4880002481","488:4880001484","488:4880001393","488:4880001204","488:4880001576","488:4880002292","488:4880002213","488:4880002085","488:4880001309","488:4880001383","488:4880001917","488:4880002480","488:4880001310","488:4880001748","488:4880002214","488:4880002357","488:4880001478","488:4880002514","488:4880002426","493:4930003986","481:4810000868","488:4880001658","488:4880001985"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,493,481,488,488],"twin_sims":[0.8923642227630847,0.8607951080131766,0.8171454690559042,0.7711317399007375,0.6662781566932477,0.6453259870958383,0.6409626279034982,0.6333549507034901,0.6240313006616536,0.6193752110440112,0.6149229566331232,0.6079415921412735,0.596528499112975,0.5923187958838283,0.5917634064123745,0.5865754206648314,0.5797497018771316,0.578603674437927,0.5750995862708912,0.5739801179444419,0.5685920076124288,0.5648518134228604,0.5610084017085339,0.55936269364069,0.5560885096703718],"twin_dists":[0.061981817230213225,0.07111117953657657,0.08253687614220746,0.09363510124264318,0.11703817867808304,0.1215558157850759,0.12249362408943776,0.12412689429534704,0.12612608235096098,0.12712371075941373,0.12807735627267003,0.1295723682685547,0.13201641163031208,0.13291818256794274,0.13303717374572563,0.13414896984060254,0.13561270047156374,0.1358585887730439,0.13661068323812012,0.13685104917192709,0.13800863371020866,0.1388129067868005,0.13964006758996186,0.1399944793089508,0.14070002885511818],"n_dims_used":45,"mean_confidence":0.9253191630045573},"coverage":{"mean_confidence":0.9253191630045573,"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}}