{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002620","490:4900007383","490:4900001425","490:4900005403","466:4660003438","469:4690001752","487:4870004996","469:4690000151","470:4700004514","490:4900000719","470:4700004998","466:4660004529","490:4900007488","490:4900006405","490:4900003601","490:4900003750","487:4870002921","466:4660003823","466:4660003498","470:4700005577","490:4900006304","490:4900004047","466:4660000265","490:4900003762","493:4930000557"],"twin_admin_codes":[490,490,490,490,466,469,487,469,470,490,470,466,490,490,490,490,487,466,466,470,490,490,466,490,493],"twin_sims":[0.2900467812186073,0.23550289913317782,0.22056943447043711,0.21126675119273167,0.2019556133656721,0.18623222154393698,0.16762962736479098,0.16480561683664222,0.15791939518530643,0.1473067798048289,0.14572832997012058,0.1409224547934201,0.12268036208353171,0.1220062844288364,0.11907659611340998,0.11819436769900718,0.11039351929533837,0.10868197672051891,0.10745646796651535,0.10259771883336455,0.10206443627345121,0.10024177408286429,0.09815341896083363,0.09652691543618074,0.09611470552112962],"twin_dists":[0.20433785481575278,0.22086545999926885,0.22581306187211111,0.2290091768158477,0.23230529714516862,0.23811777166474335,0.2454592305431266,0.24662399690272283,0.24952607384163894,0.2541851712484357,0.25489906463840534,0.25710855092670304,0.2660476883709855,0.266396775734423,0.2679313082992888,0.2683990582439654,0.2726562510930365,0.2736211840972126,0.2743193574979541,0.2771498176696263,0.2774668004177655,0.27856005331672007,0.27983196725752346,0.2808373788807294,0.28109429605885805],"n_dims_used":45,"mean_confidence":0.9159120347764756},"coverage":{"mean_confidence":0.9159120347764756,"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}}