{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009756","490:4900011643","490:4900011161","490:4900009850","490:4900011896","490:4900011364","490:4900011632","490:4900005566","490:4900011312","490:4900009525","490:4900010317","490:4900010597","490:4900011898","490:4900011961","490:4900007904","490:4900010907","490:4900011824","490:4900010518","490:4900010926","490:4900012050","490:4900008778","490:4900009954","490:4900011064","490:4900011447","490:4900010939"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03400588771878616,0.008052711998380513,0.005790044236534856,0.005238586269114451,0.0025531274583665523,0.0020809587790919914,0.0011650749940516375,0.0008867118357640357,0.000778171056314962,0.0006197492878812317,0.0005976000144929546,0.0005735660253162829,0.0005347830682223565,0.00048631395416394603,0.00042819570127764753,0.00040174227867949643,0.00036321422285867547,0.0003594091488985696,0.00027425936725431534,0.00027045731479146735,0.00026693968317419473,0.0002631614419537655,0.0002190322742904505,0.00021286755143319638,0.00020987392414958684],"twin_dists":[0.33773468255817246,0.4033118886737574,0.41687951810410157,0.4209097132754504,0.44878866090241093,0.45640956949282535,0.4773649744787528,0.4869164275147513,0.4914188437978305,0.4991708825076119,0.5003991322088303,0.5017808848741596,0.5041288431287377,0.5072976657061014,0.511511957448318,0.5136104880664366,0.5169108281754692,0.5172543646700656,0.5259976478767021,0.526445117624044,0.5268644061669536,0.5273205787371706,0.5331594148822201,0.5340618442913068,0.534508975004491],"n_dims_used":45,"mean_confidence":0.8755366007486979},"coverage":{"mean_confidence":0.8755366007486979,"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}}