{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008114","470:4700007649","489:4890003050","489:4890002967","470:4700007648","470:4700008471","470:4700007736","489:4890002882","489:4890002883","489:4890002963","470:4700008108","489:4890003212","489:4890002886","470:4700007642","489:4890003484","489:4890002969","470:4700008300","470:4700008014","470:4700007278","470:4700008115","470:4700008282","489:4890001720","489:4890003414","489:4890003128","470:4700008295"],"twin_admin_codes":[470,470,489,489,470,470,470,489,489,489,470,489,489,470,489,489,470,470,470,470,470,489,489,489,470],"twin_sims":[0.9559720038554442,0.9284629063803213,0.9224556125073864,0.9121662745567917,0.9051741690523847,0.9034401732077821,0.8996463286778303,0.8921377818310372,0.8854947307826326,0.8803684302152405,0.8760948503725928,0.8729857116051714,0.8692254845667109,0.8684900393386938,0.8601011777219452,0.8586392434393995,0.8505823639719331,0.8470681586385376,0.8458074319895282,0.8451607220716254,0.8213015760881659,0.8187785504974752,0.8127585329551862,0.8060260390538145,0.8026460162509361],"twin_dists":[0.03897388211209546,0.05003956267027239,0.052181759110930294,0.05568965524298233,0.05797347536003806,0.0585287090756616,0.05972915133285182,0.06205084272399009,0.06405031885081502,0.06556148208295251,0.06680168892986726,0.06769341600978643,0.06876059025238966,0.0689679170894411,0.07130221676634031,0.07170351928952494,0.073887975718863,0.07482711951165115,0.07516211854581596,0.0753335765327047,0.08149350544914534,0.08212784915021504,0.08362973543837872,0.08529090657415361,0.08611794784630361],"n_dims_used":45,"mean_confidence":0.9146721733940972},"coverage":{"mean_confidence":0.9146721733940972,"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}}