{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000556","489:4890001134","489:4890001006","489:4890000771","489:4890000957","489:4890000830","489:4890000829","489:4890000723","489:4890000772","489:4890001077","489:4890001017","489:4890001198","489:4890001197","489:4890000606","489:4890001016","489:4890000722","489:4890001193","489:4890000552","489:4890000778","489:4890000834","489:4890000665","489:4890000610","485:4850003744","489:4890001258","489:4890000605"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489],"twin_sims":[0.9285966844048459,0.8632146981348213,0.8189226422653673,0.8129122140678634,0.7998294878306889,0.7958616917071837,0.787921728634632,0.7771552835807393,0.7627236881228951,0.7618932023009716,0.7444671779930221,0.7398822249555894,0.732694297435115,0.7267705569419248,0.7101094131644325,0.7040152631656813,0.7018982492066939,0.7000663358956427,0.6999744039882889,0.6976381343055718,0.6958697645417253,0.6935821578295693,0.691413192733442,0.6894799778374744,0.6827851368732826],"twin_dists":[0.04999097411079167,0.07044223565185714,0.08209170089570492,0.08359159339814598,0.08680372252780671,0.08776476643627786,0.08967107266833044,0.09222279313530653,0.09558964346033472,0.09578168816800729,0.0997731134595949,0.10081209756725938,0.10243248168792042,0.1037606048550045,0.10746456078425581,0.10880897295257003,0.10927482683898516,0.10967747552824346,0.1096976706212848,0.11021053535629806,0.11059828833112179,0.11109934270975069,0.11157385159289747,0.11199633934247132,0.1134563564294259],"n_dims_used":45,"mean_confidence":0.9195298936631945},"coverage":{"mean_confidence":0.9195298936631945,"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}}