{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001885","489:4890002051","489:4890001883","489:4890001397","489:4890001971","489:4890002466","489:4890002218","489:4890001803","485:4850005105","485:4850004651","500:5000001944","485:4850008720","476:4760000034","485:4850003189","481:4810000501","485:4850002542","480:4800004517","485:4850003536","499:4990002217","489:4890001631","477:4770003929","476:4760000216","489:4890001796","489:4890001398","481:4810003625"],"twin_admin_codes":[489,489,489,489,489,489,489,489,485,485,500,485,476,485,481,485,480,485,499,489,477,476,489,489,481],"twin_sims":[0.6489849119348909,0.41135619643316057,0.37379412431375836,0.1807767752059165,0.17659259173447636,0.1579509626631024,0.1471061827937023,0.14075691123422995,0.13955325983794745,0.13159137795752981,0.10823002581966344,0.10440915276842144,0.09312864067951877,0.086358325670272,0.07918985431182102,0.07686723174037058,0.07520873101557816,0.06780610171688128,0.06433388801250005,0.06377028521531798,0.0628096050270907,0.06280723296309834,0.06213756359953425,0.061776888946076386,0.061004115379779754],"twin_dists":[0.12076872228297268,0.17310820132223603,0.18219961271702845,0.2402146028895403,0.24185335273128153,0.24951256231176583,0.25427558153483715,0.25718565074584915,0.2577482779303817,0.2615643657996059,0.27387794716162067,0.2760826101468263,0.28298178606427193,0.28744542961936254,0.29248628944884325,0.29419800045528777,0.2954459302694875,0.30130338555892316,0.30423185317353135,0.30471931193635104,0.30555839052595035,0.30556047530741154,0.3061516379997722,0.30647219752094523,0.3071642250409698],"n_dims_used":45,"mean_confidence":0.9180567423502605},"coverage":{"mean_confidence":0.9180567423502605,"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}}