{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005541","493:4930005439","493:4930005191","493:4930006334","493:4930005204","493:4930006048","493:4930004671","493:4930004076","493:4930006047","493:4930005539","493:4930006397","493:4930005444","493:4930004378","493:4930006131","493:4930004938","493:4930005321","493:4930006540","493:4930004948","493:4930005754","493:4930005898","493:4930006966","493:4930005311","493:4930005434","493:4930006567","493:4930006266"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.8847539714780316,0.8164249333528114,0.8003886762053988,0.7477493965543907,0.7256320492981296,0.7021623359944201,0.6418047460073935,0.4850355409207207,0.46232643642067595,0.3996729007803602,0.3963032580006602,0.37894277673483734,0.3737087718916272,0.35987150454392547,0.355165436648339,0.34416260908900115,0.3366121628346094,0.33492542597593905,0.316730143645067,0.3137459269055582,0.30938390006871397,0.3045077047641658,0.2957113894005743,0.2957106383351493,0.29419425452449605],"twin_dists":[0.06427033470489517,0.08271695959634492,0.08666781033374951,0.09902661617526848,0.10401514825372143,0.10921674587392029,0.12231269423996166,0.15623130090403414,0.16132524155263642,0.17589329221732514,0.1767033498328989,0.18092873234169135,0.18222075286468437,0.18568039155949306,0.18687233573711204,0.18969155085730124,0.191653899142472,0.19209550811375098,0.19693916047345678,0.19774829244298395,0.19893892120275536,0.20028135730075686,0.20273497623655803,0.20273518755093953,0.2031624741098853],"n_dims_used":45,"mean_confidence":0.9276570638020833},"coverage":{"mean_confidence":0.9276570638020833,"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}}