{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009197","490:4900010001","490:4900009898","490:4900009194","490:4900010285","490:4900010373","490:4900009696","490:4900009902","490:4900008193","490:4900008517","490:4900009089","490:4900009903","490:4900009299","490:4900008073","490:4900010102","490:4900009489","490:4900008625","490:4900008519","490:4900009807","490:4900009193","490:4900009303","490:4900008529","490:4900010199","490:4900009084","490:4900008195"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6283109164075792,0.624586798469254,0.5878429742733805,0.5861703292601506,0.5614082551895847,0.5441855479018042,0.5348396724166327,0.5223847498768738,0.5191959307761249,0.5186404877536785,0.5042704136570828,0.48485938103929566,0.4731357592871647,0.4675279036006837,0.4668906224198703,0.46439488881714497,0.46401778171459757,0.45420668943871917,0.4296653546963255,0.4175543463307532,0.41066229337970445,0.40626383762638846,0.4021789655455887,0.39106162359800223,0.3804214862778093],"twin_dists":[0.12520872511408354,0.12600703203639682,0.13387727961527193,0.1342358056756917,0.1395539784582419,0.14327045770266497,0.14529562847063426,0.14800574226975316,0.14870191539213512,0.14882328070618758,0.15197453017109624,0.15627051457201915,0.15889047900757847,0.16015122568576728,0.16029482173301846,0.1608578271777482,0.16094298885762917,0.16316732214771495,0.16881171771231562,0.17164480443006291,0.17327262757212356,0.17431773658052468,0.17529285186508659,0.17796976620029833,0.18056528638840091],"n_dims_used":45,"mean_confidence":0.9192700703938802},"coverage":{"mean_confidence":0.9192700703938802,"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}}