{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004584","490:4900000901","496:4960007905","490:4900000487","490:4900000488","487:4870007461","490:4900004727","487:4870004983","490:4900001446","490:4900001616","466:4660007785","494:4940008329","487:4870006147","494:4940008022","494:4940008015","494:4940008016","490:4900001007","487:4870006136","490:4900007520","490:4900000734","490:4900001585","490:4900000928","490:4900000815","490:4900002789","494:4940007817"],"twin_admin_codes":[490,490,496,490,490,487,490,487,490,490,466,494,487,494,494,494,490,487,490,490,490,490,490,490,494],"twin_sims":[0.33890124880772066,0.28438589914415136,0.25562026192922016,0.21951306630576697,0.21271067707459568,0.17550173973999217,0.1750792127175062,0.1632073841490472,0.15399543927852136,0.1529062615511724,0.15046991924574754,0.14487397719910702,0.1430293509446845,0.13030674189871594,0.1262710967889108,0.12420087119176987,0.12399919992651053,0.11371897574018286,0.10916491167124934,0.10322621626747683,0.09991283994467057,0.09312222363098273,0.09260043162273897,0.09182242962338552,0.08832256223903445],"twin_dists":[0.19105649639576597,0.20595842978670534,0.21451415008386865,0.22617137790289293,0.22850694395351046,0.24228511658083535,0.2424528683130472,0.24728959044254692,0.25122119247344377,0.25169730691249564,0.25277139430899676,0.25528785705702073,0.2561331296368745,0.2621962333743275,0.26421234405079114,0.2652655862638665,0.26536889913466677,0.2708139993417887,0.27334773088737624,0.2767778856405276,0.27875900495635536,0.2829858933326388,0.2833206196111016,0.28382248074594485,0.2861226441330954],"n_dims_used":45,"mean_confidence":0.9094161987304688},"coverage":{"mean_confidence":0.9094161987304688,"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}}