{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010749","490:4900011070","490:4900011562","490:4900011154","491:4910005751","490:4900010127","490:4900010833","490:4900010236","490:4900011563","490:4900010664","490:4900008666","490:4900008107","490:4900008009","490:4900007996","490:4900008106","490:4900011574","490:4900011834","490:4900011763","490:4900010312","490:4900011222","490:4900012168","491:4910005934","490:4900008324","490:4900011293","490:4900011228"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.1689432820751738,0.14857405696914758,0.10852654694169891,0.09585961211827274,0.08031586521858715,0.06676559851210767,0.06176553826586787,0.05683490779986725,0.05396611130916453,0.053488091008085555,0.05212708730716015,0.0448555837973263,0.03898761828686627,0.03582248213582561,0.0351259868902418,0.03194268761320023,0.03070652402739963,0.02847204171155431,0.02412007812275745,0.022937983322173342,0.022447173957615443,0.022334236670512615,0.021117806206817576,0.02022196304439458,0.019493625004861664],"twin_dists":[0.2449222260492416,0.2536160938575553,0.2737093936075793,0.28125372195430187,0.29167092552935814,0.30216785459754836,0.30648231064186054,0.3110272752371231,0.3138235791812284,0.3143014245743468,0.31568160493716674,0.32360944600261293,0.3308365477306503,0.33512548514419604,0.33611226526084986,0.3408462820570234,0.3427938688878327,0.34649153425696927,0.35447459531906644,0.35685770921524224,0.3578785964353408,0.3581162466940059,0.36074441724252315,0.36276555118181314,0.36446714139195946],"n_dims_used":45,"mean_confidence":0.8874667697482639},"coverage":{"mean_confidence":0.8874667697482639,"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}}