{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011921","490:4900011270","490:4900011113","490:4900011528","490:4900012066","490:4900011791","490:4900012064","490:4900011601","490:4900011261","490:4900011526","490:4900011729","490:4900011786","490:4900011726","490:4900011189","490:4900011534","490:4900011190","490:4900009974","490:4900011192","490:4900010185","490:4900011329","490:4900012196","490:4900011530","490:4900011104","490:4900011860","490:4900011934"],"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":[0.3476207687669053,0.33355721573651026,0.32314096548041876,0.28400895094269246,0.2716902472442197,0.26625475983560554,0.22839401404248755,0.2219916390190032,0.1946485942940222,0.19416571138615996,0.18021021755582575,0.17439732655169723,0.15182958245518324,0.1479463151114528,0.13972389890466394,0.13697968884395076,0.13685186904003166,0.12887754601613427,0.12491225895783876,0.11582321242968477,0.11247141531710934,0.10749617991247422,0.10730283822659752,0.10610520641972733,0.10481030456155771],"twin_dists":[0.18880044454104514,0.19245461029435967,0.19521536318932678,0.2060670261395065,0.20966526770662,0.21128481070242283,0.22319398327867312,0.225332464518779,0.23496584328265077,0.23514408447632806,0.24043491181214371,0.2427242008160514,0.25217040990806516,0.2538975347343647,0.2576682959031524,0.2589635153032284,0.25902431519528935,0.26290475373753175,0.26490216919020565,0.2696696216496402,0.2715001959273121,0.27429663701320095,0.274407315425805,0.2750963708687065,0.2758482249255559],"n_dims_used":45,"mean_confidence":0.9160044352213542},"coverage":{"mean_confidence":0.9160044352213542,"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}}