{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007366","490:4900007735","490:4900007730","490:4900007617","490:4900007614","490:4900002600","490:4900001981","490:4900007623","490:4900006750","490:4900006155","490:4900006636","490:4900004818","490:4900007734","490:4900007613","490:4900004971","490:4900007124","490:4900003845","490:4900000884","490:4900006987","470:4700004326","490:4900007616","490:4900005095","490:4900003844","490:4900007379","490:4900006878"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490],"twin_sims":[0.6356780301894593,0.5761597414675922,0.5317531882201284,0.49799029521364596,0.45033517381392046,0.40904444495600123,0.4054520419717555,0.38201571705718035,0.37712083501416777,0.3640109823321119,0.361354675755888,0.35509480755105216,0.3487605109986325,0.3450010412548341,0.33221965081821203,0.32918835492992976,0.32678045876140865,0.3124661697305202,0.3109773405441323,0.30294965598287976,0.3001575201702865,0.30000114475140666,0.29912745543146824,0.29807923282654775,0.29461631002225624],"twin_dists":[0.12362838137551779,0.13638309419861483,0.14596596218714475,0.15335913488570396,0.16404984629743596,0.173656464586714,0.1745111729080211,0.18017420987733646,0.18137748690660996,0.18463852040883902,0.18530639323164338,0.18689028629565382,0.18850777916008996,0.18947506807021286,0.19280644552595663,0.1936066808838678,0.19424523580384193,0.19809662120776536,0.19850288125020163,0.20071291187282367,0.20148953107646392,0.2015331505691601,0.20177710331057,0.20207034090559217,0.20304341695261924],"n_dims_used":45,"mean_confidence":0.9215066697862413},"coverage":{"mean_confidence":0.9215066697862413,"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}}