{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009307","490:4900007864","490:4900002339","466:4660003225","490:4900009091","466:4660003221","493:4930006960","493:4930006788","487:4870002302","490:4900001588","490:4900007985","490:4900002175","487:4870005723","490:4900007981","470:4700005172","493:4930006923","490:4900008092","490:4900008425","466:4660000373","490:4900007397","466:4660002365","496:4960001289","496:4960004060","490:4900008206","493:4930006167"],"twin_admin_codes":[490,490,490,466,490,466,493,493,487,490,490,490,487,490,470,493,490,490,466,490,466,496,496,490,493],"twin_sims":[0.48015036927618254,0.44041950725920803,0.3398448331440451,0.3264266469694135,0.309520042972735,0.2941700523142882,0.27161888082956326,0.27019270784019467,0.2573243581482685,0.25636965017496216,0.24355121918934267,0.24000754973831773,0.2389782108938216,0.23853816606439018,0.23678787886739855,0.2364841793414849,0.2358354683357906,0.23224476921341733,0.22945358907581245,0.2277299717184392,0.2166997094632484,0.21606907114307794,0.20922534644773075,0.20732316464559203,0.20730400287438405],"twin_dists":[0.15732040921600546,0.16632329256483488,0.19081087352635503,0.1943392825198191,0.19890161591291064,0.20316930434423938,0.209686401438216,0.21010945412452828,0.21399105961286413,0.21428384648797633,0.21828405108118912,0.21941370413412908,0.219743863590239,0.21988528982323238,0.22044950445837164,0.22054768042260237,0.22075766336860106,0.22192684125376022,0.22284391926689603,0.22341391832448612,0.22713133500742813,0.22734766592998829,0.22972321751609054,0.23039283957052495,0.23039960632203663],"n_dims_used":45,"mean_confidence":0.9150748358832466},"coverage":{"mean_confidence":0.9150748358832466,"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}}