{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000630","477:4770001160","477:4770000918","477:4770000583","477:4770000856","477:4770000152","477:4770000920","477:4770001746","472:4720006495","477:4770000379","477:4770000803","472:4720003165","469:4690001201","477:4770000473","467:4670003560","472:4720003841","477:4770000688","477:4770002115","472:4720007894","479:4790002089","478:4780003406","479:4790001139","496:4960003264","477:4770002450","477:4770000595"],"twin_admin_codes":[477,477,477,477,477,477,477,477,472,477,477,472,469,477,467,472,477,477,472,479,478,479,496,477,477],"twin_sims":[0.547758775363852,0.47133421840135525,0.26526674311247306,0.2588070994965377,0.2501487068179942,0.21442435270902066,0.19071475616400213,0.17568111989374283,0.17012610266522724,0.16851488263409048,0.16441719286166614,0.15991771249278344,0.15788424237165816,0.15207342682603128,0.14939313830839093,0.14936496356336917,0.14066793660088883,0.1356460154240818,0.13235792881417116,0.13171416809632208,0.13036192338173289,0.129914755060601,0.12967029429210183,0.12926560394016803,0.12766245008417057],"twin_dists":[0.1424978565903969,0.15929494675146966,0.2115813953464403,0.21353769395590888,0.2162088202809616,0.22791387115753975,0.2364269633147396,0.2422139860867615,0.244441266916736,0.24509701892813393,0.2467853274637124,0.2486746046447986,0.24954112228661782,0.2520630471024746,0.2532501841278009,0.25326274608910576,0.2572271174697856,0.2596000057369975,0.2611895377633483,0.26150421345417985,0.26216899517807307,0.2623899734471717,0.2625110220865745,0.2627117903409101,0.26351182106455007],"n_dims_used":45,"mean_confidence":0.919976552327474},"coverage":{"mean_confidence":0.919976552327474,"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}}