{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009176","490:4900008865","490:4900008183","490:4900007860","490:4900010549","490:4900008751","466:4660003372","490:4900010380","490:4900009488","490:4900009602","490:4900010813","490:4900011682","490:4900003560","490:4900003968","490:4900010804","466:4660004390","490:4900010558","490:4900004527","490:4900010014","490:4900008838","490:4900010641","490:4900002270","490:4900009177","490:4900004255","490:4900001810"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490],"twin_sims":[0.627751066599258,0.5834940100215823,0.44384776124437525,0.37592012597046387,0.3527849217731771,0.3209135698435962,0.293988712817089,0.2524052602216906,0.20963036721702488,0.20192914295871486,0.1784558955332453,0.17080151110438635,0.16092525864618215,0.14221079561860195,0.14003700608657044,0.1397679108982813,0.1396258014485124,0.13472175463696784,0.13453559152546143,0.13383630224823392,0.1335348472182934,0.13339577552887807,0.12997789426455136,0.12760001292846165,0.12631801301195345],"twin_dists":[0.12532875667869872,0.13480960432408173,0.16553507423916453,0.18167380573378333,0.18747837220068944,0.19581209183366388,0.2032204917048199,0.21550708151785486,0.22958117443934312,0.23231481442492935,0.2411202171320007,0.24416770784841751,0.24824822881447084,0.2565108152409021,0.25752172545104746,0.2576476784015398,0.257714267280515,0.2600438628427676,0.2601335401045114,0.26047123178399273,0.2606172154999839,0.2606846463722429,0.26235873701535883,0.26354313285831915,0.2641886274468483],"n_dims_used":45,"mean_confidence":0.9124376085069444},"coverage":{"mean_confidence":0.9124376085069444,"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}}