{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001471","490:4900003898","490:4900001696","490:4900001702","490:4900002793","490:4900001598","490:4900002617","490:4900001296","496:4960007777","490:4900002763","490:4900004184","490:4900003073","490:4900004019","490:4900001201","490:4900002180","490:4900004437","490:4900002614","490:4900002318","478:4780010106","490:4900002150","490:4900002483","490:4900001700","490:4900002588","490:4900002461","490:4900003893"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,478,490,490,490,490,490,490],"twin_sims":[0.5436377986360539,0.5307728671137302,0.4792241928575005,0.46416543033778584,0.4619000756057573,0.4321149287778941,0.4243253225686539,0.4239775464091274,0.4180041612720446,0.4126299671609985,0.4110999624376768,0.4053736062285075,0.4012881354493615,0.39847006056402756,0.3865967699713213,0.38490503502876267,0.37766444393382836,0.3774268833682578,0.3763246328687979,0.37477434793326686,0.3732551383009602,0.3676032983135706,0.36493189979309854,0.35635065311466435,0.3524472819015019],"twin_dists":[0.1433889704098887,0.1461790399411156,0.15752728650654424,0.16090964266033617,0.1614216787251952,0.16824273009486196,0.17005672803867183,0.17013803522929513,0.17153896731478988,0.17280668548956263,0.17316890400856866,0.17452987187967606,0.17550609564010436,0.17618209382085542,0.1790547737232225,0.17946742927892942,0.1812434828342921,0.18130203190815308,0.1815739273342396,0.18195700011133628,0.18233314905020742,0.18373920887446243,0.18440755096103345,0.1865713846784378,0.18756450099951807],"n_dims_used":45,"mean_confidence":0.9171656290690104},"coverage":{"mean_confidence":0.9171656290690104,"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}}