{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004761","489:4890004457","489:4890004722","489:4890004723","489:4890004256","489:4890004678","489:4890004350","489:4890004406","489:4890004715","489:4890004677","489:4890004311","489:4890004257","489:4890004454","489:4890004512","489:4890004453","489:4890004078","489:4890004206","489:4890004497","489:4890004673","489:4890004032","489:4890004349","489:4890004720","489:4890004773","489:4890004364","489:4890004249"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9605808149797839,0.9438461964631389,0.9434623708873581,0.9415673657999832,0.9386574714108961,0.924767143171369,0.917294639536356,0.9052068806750544,0.8980639587398964,0.8886606993250783,0.8860930539635268,0.8785570217511203,0.8756696334621855,0.8754614649077733,0.8750915391874327,0.8735835652779917,0.8725392881007971,0.8722896839752983,0.8669362498246015,0.8653257897663285,0.8619324860416154,0.8574519179575514,0.8539906416353172,0.8492149685067027,0.8428689527199166],"twin_dists":[0.036833632736878015,0.04415429017704783,0.04430939798012828,0.0450682742364974,0.04621219933174436,0.05136640569867938,0.05396485779451787,0.05796296010445609,0.06022424068062809,0.06310344119579549,0.06387219015704687,0.06608926274801644,0.06692415820432383,0.06698405408281849,0.06709039512974076,0.06752261572146546,0.06782074989069706,0.06789186900681489,0.06940447750795346,0.06985489964830631,0.07079728216535333,0.0720282955505038,0.07296936402991679,0.07425435053136435,0.0759391101521243],"n_dims_used":45,"mean_confidence":0.9202802870008681},"coverage":{"mean_confidence":0.9202802870008681,"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}}