{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011260","490:4900009868","490:4900011663","490:4900005076","490:4900010781","490:4900012063","490:4900010435","490:4900008835","490:4900010348","490:4900012337","490:4900011727","490:4900001946","490:4900004937","490:4900011993","490:4900012747","490:4900010169","490:4900008151","490:4900013103","494:4940007760","490:4900011464","490:4900003672","490:4900002849","490:4900002256","490:4900008955","490:4900004936"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.21781033239345116,0.11607819714850437,0.10645984081961973,0.0858922637439397,0.08492664129325585,0.07003623072937695,0.052302674217079945,0.04385262000423234,0.03372189303814604,0.03243965048196973,0.03131909532763688,0.02772658353448906,0.023286070817861538,0.022959483486652863,0.021920854193115954,0.019025208805343113,0.0169283758820426,0.014788237868417518,0.014502385738465814,0.014274838433536266,0.013142930196698517,0.012836388924967286,0.012585040804229125,0.012490406131391405,0.011565651842654416],"twin_dists":[0.22675138032318534,0.2695320378167622,0.2748917057560569,0.28776280012337546,0.2884247420145901,0.29948632052073204,0.3155018750428223,0.32478598875172726,0.3381532629579314,0.34008143871400914,0.34182053620319763,0.3477806768742553,0.35614511050009345,0.35681342360323026,0.3589951124443004,0.36559104843308815,0.37093954395865497,0.3770354186047735,0.3779076266688352,0.3786128373004474,0.3822756330816046,0.3833155343684971,0.38418473287429555,0.38451598148344146,0.38787557029128983],"n_dims_used":45,"mean_confidence":0.911413065592448},"coverage":{"mean_confidence":0.911413065592448,"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}}