{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001089","489:4890001024","489:4890000846","489:4890001031","489:4890000906","489:4890001022","489:4890001574","489:4890000799","489:4890001032","489:4890001488","489:4890003870","489:4890000851","489:4890001347","489:4890001906","489:4890004120","489:4890000905","489:4890004003","472:4720004583","489:4890001335","489:4890000904","489:4890003237","489:4890003798","489:4890002633","489:4890000623","489:4890004834"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489,489,489],"twin_sims":[0.8335645288967397,0.775655220463625,0.7598566446628414,0.7478655446166094,0.7376897171527481,0.7191678638838646,0.692442896605429,0.6508230540043931,0.6259477937960208,0.6174790119570639,0.6122645940370987,0.6118603084470775,0.6041184841845465,0.6019994638604023,0.5996096128277408,0.595794851454577,0.5862544196886703,0.578089424414802,0.5649890259208142,0.5642623568844746,0.5569957567661452,0.5556375572878884,0.554084786431061,0.5517437167971688,0.53691996316432],"twin_dists":[0.07836591708009481,0.0925754894815006,0.09625188988217366,0.09900015702168939,0.10130742485147197,0.10545624111312053,0.11134864802003329,0.12037305020400123,0.12571532494309734,0.1275298955056036,0.12864666145717116,0.1287332370757306,0.1303910015208189,0.13084475592187142,0.13135653327526195,0.13217355096550162,0.13421777964675308,0.13596893829432613,0.1387833899088414,0.13893971970021002,0.1405044674892766,0.14079725126936513,0.1411321092868393,0.14163723857932273,0.14484426394415642],"n_dims_used":45,"mean_confidence":0.9156116061740451},"coverage":{"mean_confidence":0.9156116061740451,"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}}