{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760003521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004403","476:4760003750","476:4760003454","476:4760004030","476:4760004102","476:4760004238","476:4760004429","476:4760004235","476:4760003650","476:4760003767","476:4760003959","476:4760003931","476:4760003651","476:4760003813","476:4760003712","476:4760003698","476:4760003522","476:4760003699","476:4760003603","476:4760003551","476:4760003220","476:4760003818","476:4760003659","476:4760004415","476:4760004122"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.29059798791943814,0.2894355341731329,0.27898152187334224,0.24346543901339196,0.2315892478554004,0.21137486645059528,0.19554446850873286,0.18822602301443805,0.18479054041420848,0.1723656578693043,0.16872266734382876,0.1665281285954711,0.14276768515417504,0.13879974558902525,0.1386581305441003,0.1356095608789172,0.1348634597156152,0.1334217630820384,0.1322661129142821,0.11614702660215609,0.11443412432554476,0.10825682488000193,0.1029422444052092,0.10171956851450212,0.10060293725549414],"twin_dists":[0.2041810715874569,0.20451192350707936,0.2075238036669572,0.21831127005371773,0.22214156612248667,0.22897149122962757,0.234635970735619,0.23736223064746628,0.23866763602830005,0.24353714935615436,0.24501220004933938,0.24591184887055006,0.25625368848332514,0.2581023407658874,0.2581690432494749,0.2596174692412581,0.2599756639351975,0.26067204192650745,0.2612343475909458,0.2694949388232261,0.27042325622854746,0.27386269888506964,0.27694571502629606,0.2776724787978095,0.27834219595557846],"n_dims_used":45,"mean_confidence":0.9090296427408854},"coverage":{"mean_confidence":0.9090296427408854,"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}}