{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000887","499:4990002913","488:4880006088","499:4990001620","472:4720001610","500:5000008842","499:4990001988","485:4850002050","470:4700002409","485:4850000693","485:4850000642","479:4790006153","468:4680000012","499:4990002520","470:4700002915","470:4700004660","500:5000008600","485:4850000499","499:4990001354","470:4700001291","499:4990003903","472:4720000390","470:4700005777","499:4990002085","488:4880000627"],"twin_admin_codes":[485,499,488,499,472,500,499,485,470,485,485,479,468,499,470,470,500,485,499,470,499,472,470,499,488],"twin_sims":[0.26957447619821867,0.2565908229846187,0.226514707012775,0.21790086090229535,0.19834839804148743,0.18839666677033912,0.1824923166219005,0.18128999159285167,0.17620203098598788,0.1756878325115451,0.17490342153332425,0.1731636784166548,0.16887180661248344,0.16782082684284835,0.1670223059743122,0.16479457023791727,0.16426861361599313,0.16425602494584376,0.1545769332970548,0.1537304831663148,0.15048500752604058,0.14559588366310958,0.14484399955727126,0.14400319556059196,0.14217364440492464],"twin_dists":[0.21029327172893225,0.21421595662728282,0.2238175241513091,0.22672046711992444,0.233610248620938,0.2372978272250966,0.23955046991576076,0.24001545739563823,0.24200771950052719,0.24221132530415385,0.24252274598286427,0.24321701821342082,0.24495136685746316,0.2453808828883635,0.24570851979602504,0.24662858127047116,0.24684711220317176,0.2468523488940553,0.2509680126826775,0.2513367854586616,0.25276470326634476,0.2549592265321094,0.25530152987161114,0.25568587849022884,0.25652799529953524],"n_dims_used":45,"mean_confidence":0.9232940673828125},"coverage":{"mean_confidence":0.9232940673828125,"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}}