{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000778","489:4890000553","489:4890000610","489:4890001016","489:4890001198","489:4890000772","489:4890001197","489:4890000552","489:4890000665","489:4890001261","489:4890000834","489:4890001006","489:4890000606","489:4890000957","489:4890001017","489:4890000556","485:4850004102","485:4850003886","489:4890000771","489:4890001260","489:4890000830","489:4890000551","489:4890001258","489:4890001063","489:4890000505"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,485,489,489,489,489,489,489,489],"twin_sims":[0.9538107160254999,0.9447735888860626,0.9276672246861729,0.9260439164475871,0.9180012469224728,0.9178522902171461,0.9162298291821783,0.91496072043559,0.9128101250653017,0.9066318570537136,0.9042838063797211,0.9025457292200945,0.8977299842819253,0.8949793741349489,0.8920057347539806,0.8579668642656295,0.8485730325517902,0.8380752430329682,0.835061965109742,0.8291163515226211,0.8277920117870549,0.8234838912651322,0.8219189446150369,0.817116830777026,0.8160416426507872],"twin_dists":[0.03994143609603103,0.04377751634607494,0.050327731127561164,0.050911335577089135,0.053723639373476566,0.05377456407656831,0.054326682948085084,0.05475534972920959,0.055475530579336685,0.05750340201586502,0.05825910172641612,0.05881347782931518,0.060328325640664135,0.06118028742761928,0.062091067003006144,0.07188756420884326,0.07442592891685874,0.07719558470293598,0.07797864676257281,0.07950923793055092,0.07984764378901542,0.08094240074804153,0.08133783063589782,0.08254403816946787,0.08281266048253902],"n_dims_used":45,"mean_confidence":0.9195470174153646},"coverage":{"mean_confidence":0.9195470174153646,"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}}