{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006893","494:4940007517","490:4900000368","490:4900000440","494:4940007734","494:4940008158","490:4900012307","490:4900012251","490:4900000381","490:4900000463","494:4940006805","490:4900000386","490:4900000634","494:4940007001","494:4940005320","490:4900012669","490:4900000982","490:4900000443","490:4900012448","494:4940007217","490:4900000455","494:4940007343","494:4940008063","490:4900000367","494:4940004203"],"twin_admin_codes":[494,494,490,490,494,494,490,490,490,490,494,490,490,494,494,490,490,490,490,494,490,494,494,490,494],"twin_sims":[0.1683067404782957,0.1201264765106364,0.11926733739860707,0.08355730783858381,0.07283004425963707,0.07048650803881842,0.06486385274716011,0.06250575527147773,0.06240401341694567,0.05637671836601501,0.051609736719224905,0.05095590652881806,0.05055625437277873,0.043481148296087624,0.04309095727273759,0.04152108428710993,0.040330446177562804,0.03897150236313213,0.03819374154740876,0.03793643054611798,0.03688748947727118,0.03023314047503555,0.029426556308735783,0.027895883873460425,0.027776045276361537],"twin_dists":[0.2451820591651812,0.2673781127739576,0.2678305277771424,0.2893737972555851,0.29727511046185157,0.29912516223458313,0.303776663387015,0.30582596753542013,0.305915801980641,0.311465936693415,0.31621410281109175,0.3168934614871738,0.3173122973235743,0.32522748954058206,0.32569466590647883,0.3276110097517129,0.32910556960567033,0.3308576261796187,0.3318837567519344,0.3322271330221347,0.33364767536572293,0.3435574989572485,0.3448825623691424,0.3474853073931647,0.3476942234517249],"n_dims_used":45,"mean_confidence":0.9115848965115018},"coverage":{"mean_confidence":0.9115848965115018,"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}}