{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000827","473:4730002252","475:4750008173","475:4750006860","473:4730000876","500:5000004309","473:4730002112","473:4730000241","499:4990004142","485:4850000122","500:5000010724","473:4730003863","468:4680000528","475:4750006863","473:4730000709","500:5000002376","500:5000009848","473:4730004051","500:5000003070","468:4680005374","485:4850000098","473:4730002044","500:5000010995","475:4750008397","473:4730001643"],"twin_admin_codes":[473,473,475,475,473,500,473,473,499,485,500,473,468,475,473,500,500,473,500,468,485,473,500,475,473],"twin_sims":[0.21611684464958575,0.20927204586977735,0.2052800778837418,0.20381827106773,0.20243204856973415,0.20221648882208496,0.1981565734465633,0.197522350399883,0.16923776547937397,0.1685782206199855,0.16767550425139607,0.16712639987643416,0.1670893821008226,0.15574321471703656,0.1503852336178935,0.14899914214403664,0.13741402264129315,0.13727157791455277,0.1365977033735898,0.13500477714052125,0.13388599976542034,0.13247210077099822,0.1321516515013954,0.13168845497537335,0.12964383485603073],"twin_dists":[0.2273312630779938,0.22970683022986466,0.23111674973899296,0.23163772986469966,0.23213414405751798,0.2322115467372716,0.23368010025317001,0.23391138157792993,0.24480225746430273,0.2450711560436527,0.24544042574413896,0.2456657457043812,0.24568095478654509,0.2504623131927374,0.25280895813015775,0.253426009622064,0.25875723301181186,0.25882483181181104,0.2591453403001353,0.25990770512887096,0.26044718881394563,0.26113384991299227,0.26129024213928664,0.26151680628123486,0.26252413423037807],"n_dims_used":45,"mean_confidence":0.9124582926432292},"coverage":{"mean_confidence":0.9124582926432292,"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}}