{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001077","489:4890000722","489:4890000957","489:4890001135","489:4890000556","489:4890001134","489:4890000277","489:4890001198","489:4890001201","489:4890000834","489:4890001017","489:4890001193","489:4890001197","489:4890001015","489:4890000610","489:4890000829","489:4890000606","485:4850003883","485:4850001607","481:4810006173","489:4890000665","489:4890000319","489:4890001200","485:4850004102","489:4890001070"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,485,481,489,489,489,485,489],"twin_sims":[0.8068227471315813,0.8011195750684116,0.7959904661994825,0.7771552835807393,0.763661960360428,0.7478052593322385,0.7430765291419842,0.7345127092330613,0.7343276161291526,0.6652604362760207,0.6606493653569796,0.6501102823368067,0.6499773929953977,0.6407346659698391,0.6393245048263618,0.6376438467666944,0.6248226940701216,0.624090394676718,0.6214971228693906,0.6172580899616597,0.6172212829943741,0.6167236502402288,0.6132522156688592,0.6032247369399442,0.6030688484323683],"twin_dists":[0.08509530207118257,0.08648998494290282,0.08773366635258023,0.09222279313530653,0.09537246080489449,0.09901389070346157,0.10008870526742568,0.10202349521586547,0.10206515379817634,0.11725827702367933,0.11825455991212579,0.12052650028540046,0.12055510654763515,0.12254259681408097,0.12284549249351122,0.12320638717004562,0.1259564745951789,0.12611341805204734,0.12666911120732854,0.1275772160335941,0.12758509986531935,0.1276916881710923,0.12843516274574032,0.1305823810651103,0.13061576201430372],"n_dims_used":44,"mean_confidence":0.9177457636052911},"coverage":{"mean_confidence":0.9177457636052911,"n_dims_used":44,"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}}