{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004359","489:4890004209","489:4890004552","489:4890004550","489:4890004639","489:4890004155","489:4890004689","489:4890004677","489:4890004551","489:4890004257","489:4890004308","489:4890004410","489:4890004595","489:4890004594","489:4890004940","489:4890004157","489:4890004778","489:4890004549","489:4890004593","489:4890004463","489:4890004981","472:4720006289","489:4890004077","489:4890003879","489:4890004258"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489],"twin_sims":[0.892995267059627,0.8709281332627974,0.8358876503656585,0.8263525644362066,0.8086972505025117,0.7490684043091378,0.7288233599830531,0.7259037632335377,0.708373963867292,0.6954794869021776,0.6946766891532757,0.6849561182725152,0.6743156993969117,0.6574847515684727,0.6443074338930284,0.6406569103130065,0.6375364740646396,0.637456061993843,0.6311430153067387,0.6259540839911937,0.6154643654603034,0.6144482109027524,0.6132012918027349,0.6078444566091773,0.5937005035311913],"twin_dists":[0.061789143231751914,0.06827886472503235,0.07776457976094273,0.08021445416136921,0.08463406439458934,0.09872596421045006,0.10330107334908516,0.10395441982334992,0.10784793803457211,0.1106838144798629,0.11085968428172761,0.11298341485096783,0.11529707819073834,0.11893747942834618,0.12177480788294055,0.12255930045482642,0.12322944009935424,0.12324670429688477,0.12460139542026166,0.12571397664592188,0.12796140233977923,0.12817903053988156,0.1284460682458955,0.12959316769715848,0.13262217572680882],"n_dims_used":45,"mean_confidence":0.9201670328776042},"coverage":{"mean_confidence":0.9201670328776042,"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}}