{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001537","480:4800001536","480:4800001472","480:4800001302","480:4800001360","480:4800001471","480:4800002039","480:4800001932","480:4800001299","480:4800001479","480:4800001478","480:4800001936","480:4800001300","480:4800002089","480:4800001417","480:4800001759","480:4800001303","480:4800002191","468:4680007369","480:4800001470","480:4800001230","480:4800001642","488:4880005865","470:4700004801","470:4700004454"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,468,480,480,480,488,470,470],"twin_sims":[0.5361881241784886,0.4315029981253613,0.3522218495915206,0.35175277200919214,0.33310582205395056,0.31376487916413215,0.3130325688967894,0.2510511648946605,0.19645095235635604,0.18806807735805972,0.18017233117392706,0.1720177418808167,0.16302390712853443,0.15574837436435313,0.15080317701348706,0.1363187175001938,0.1131580482022361,0.09461532604972346,0.062399492952434514,0.05993311598752279,0.059362187975134095,0.0582053885660122,0.057328339291155356,0.0568706683480218,0.054838114168732285],"twin_dists":[0.14500301279851363,0.16838474657810526,0.18762203060191918,0.18774179920973735,0.1925732594585341,0.19774314003353605,0.19794235669264448,0.21592769281720678,0.2343032568163876,0.23742187808790893,0.24044966161515302,0.24367705011574806,0.2473663019657745,0.2504600821343939,0.2526237227876173,0.25927837824211,0.2711218052619133,0.282036185815792,0.3059197961752304,0.3081353198793527,0.30865883442668723,0.30973240071669933,0.3105581269534989,0.31099316180245684,0.31296085707662197],"n_dims_used":43,"mean_confidence":0.9135433463163154},"coverage":{"mean_confidence":0.9135433463163154,"n_dims_used":43,"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}}