{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003175","489:4890001923","489:4890001671","489:4890002002","489:4890002017","489:4890003176","489:4890001760","489:4890003326","489:4890001830","489:4890001749","489:4890002006","489:4890002097","489:4890001841","489:4890001767","489:4890002413","489:4890003325","489:4890002003","489:4890002587","489:4890002093","489:4890001664","489:4890002267","489:4890003463","489:4890001678","489:4890003472","489:4890003081"],"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":[0.8030043931640451,0.719556058952362,0.6700854574939127,0.669441033910866,0.6468575957435214,0.5926411540387949,0.581611569132137,0.5785829729833627,0.5597621159246886,0.5370807559708198,0.522491653586855,0.5178441193428225,0.5124489747079566,0.4959025498100253,0.4853409666695883,0.4853401895335684,0.4718867546238657,0.46664197199097357,0.465381252690556,0.4571177659714605,0.4459717333598167,0.4458800427640736,0.43867665198259237,0.4386735516706513,0.43232768386256387],"twin_dists":[0.08603047088612513,0.10536989241402217,0.11621408698678726,0.11635365257929402,0.12122642263276694,0.13284912025250462,0.13521330874854395,0.13586303079741655,0.13990844849577525,0.14480939083112038,0.14798242051641655,0.14899734278604082,0.15017828255727333,0.15382050967607092,0.15616332272598607,0.15616349567530116,0.15917084090100178,0.16035086739653123,0.16063519134734086,0.1625055504731273,0.16504791055470197,0.16506892278381366,0.1667249225092319,0.16672563751351643,0.1681933730807108],"n_dims_used":45,"mean_confidence":0.9146794637044271},"coverage":{"mean_confidence":0.9146794637044271,"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}}