{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002975","498:4980003706","498:4980003251","498:4980004307","500:5000011655","468:4680003305","498:4980004122","498:4980004751","498:4980004309","498:4980003890","498:4980004055","498:4980000481","498:4980003948","468:4680003407","479:4790004422","484:4840003428","468:4680004677","498:4980000306","489:4890004373","498:4980004258","468:4680001164","489:4890004660","468:4680001477","498:4980002742","498:4980002743"],"twin_admin_codes":[498,498,498,498,500,468,498,498,498,498,498,498,498,468,479,484,468,498,489,498,468,489,468,498,498],"twin_sims":[0.4858755557111514,0.471822481442571,0.4640627990607331,0.46101791001253584,0.42022257740609986,0.41971612049830564,0.4066722533664716,0.3961169139240004,0.3884411131872453,0.38662072060279595,0.3848215650285415,0.3838715228437371,0.38340898247828525,0.38126117321534597,0.3812462693201889,0.37211752405076415,0.36840716586230304,0.3591077547055227,0.33371711504199847,0.3230329678344336,0.32157172702418263,0.31910520990372954,0.31775098986091593,0.3155218950609141,0.3092299230323349],"twin_dists":[0.1560443717211073,0.1591852748802953,0.16093282137245885,0.16162131272038957,0.17101770326546173,0.17113660293139477,0.1742204834975827,0.17674823861512454,0.17860586694311306,0.17904893773830935,0.1794878119598479,0.17971995309418062,0.1798330733198237,0.18035920686903165,0.18036286273840246,0.18261531074089937,0.18353857063412982,0.18587328659530064,0.19241260162385032,0.1952442431388803,0.1956355284639471,0.19629826690197347,0.19666336203953388,0.19726623874984292,0.19898112467764767],"n_dims_used":45,"mean_confidence":0.9290756225585938},"coverage":{"mean_confidence":0.9290756225585938,"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}}