{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012320","490:4900012807","490:4900012804","490:4900012806","490:4900012254","490:4900012322","490:4900012742","490:4900012674","490:4900012319","490:4900012879","490:4900012985","490:4900012805","490:4900012741","490:4900012321","490:4900012871","490:4900012812","490:4900012938","490:4900012675","490:4900012392","490:4900012982","490:4900012390","490:4900012464","490:4900012878","490:4900012677","494:4940007851"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.5917015906839405,0.53616008868188,0.48245299057577046,0.42369260605704256,0.4151641374684234,0.3585707406128529,0.31359067929975915,0.28918410231149627,0.28496816670120906,0.2560190086306731,0.24850469854736584,0.21245320141066917,0.2044953131483804,0.19980150836099653,0.19336457785144473,0.18981247921166808,0.1848759192724878,0.18454535945219233,0.1752019479551694,0.16548815291794847,0.15803505711305826,0.15397044317134664,0.10947702574655513,0.09755871622598937,0.08809044530067255],"twin_dists":[0.1330504179733109,0.14500909504442205,0.1568066278626194,0.17020467267094025,0.1722080190620936,0.18600904226371234,0.19779050511901125,0.20458358900756035,0.20579085250150728,0.21439155327027634,0.21672262174562354,0.22859633072069704,0.2313961186016707,0.233082617481459,0.23544047880149077,0.23676504777691826,0.23863498821006665,0.23876144925970674,0.2424041102394713,0.24634117222576496,0.24947657776261128,0.251232091350842,0.273171499841951,0.280198050538367,0.2862777342957819],"n_dims_used":45,"mean_confidence":0.9072334289550781},"coverage":{"mean_confidence":0.9072334289550781,"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}}