{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001401","494:4940007991","494:4940007154","494:4940008830","494:4940007376","494:4940007694","494:4940007266","494:4940007885","494:4940008205","494:4940007483","494:4940007297","494:4940007514","494:4940007579","494:4940008719","490:4900003190","490:4900001138","494:4940006480","490:4900005505","490:4900001552","494:4940008096","490:4900005771","490:4900004681","494:4940008298","494:4940007826","494:4940007479"],"twin_admin_codes":[490,494,494,494,494,494,494,494,494,494,494,494,494,494,490,490,494,490,490,494,490,490,494,494,494],"twin_sims":[0.505684561624055,0.40524745590831424,0.32318318249944195,0.30787157518247793,0.2999050866927741,0.2992613983230164,0.29079104364211367,0.2785839253052855,0.2781660373839402,0.2668614292678464,0.26227945003620784,0.259565171162696,0.2586148862655489,0.2556518226070293,0.25358152168613757,0.2532352248414184,0.2503133978230252,0.24477140212322998,0.24041249723107624,0.23588862815582606,0.23582257738697987,0.23346940198964444,0.22974864028594696,0.22028040634345364,0.21786777742834637],"twin_dists":[0.15166339809394222,0.17455994932699298,0.19520407528204345,0.19935395757551455,0.20155995167740365,0.2017396765476104,0.20412620140184662,0.20763969084114536,0.20776160090094542,0.21110303882347917,0.21248234086430884,0.2133065369395939,0.21359637284639327,0.2145044421723029,0.2151428741253291,0.21524998665354353,0.2161574686128294,0.21789754230821026,0.21928406982761608,0.22074044173749727,0.22076183989689505,0.22152676117888656,0.22274662994314343,0.22591098470207643,0.22673176329142136],"n_dims_used":45,"mean_confidence":0.9224449157714844},"coverage":{"mean_confidence":0.9224449157714844,"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}}