{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005370","477:4770003381","489:4890005223","489:4890005314","477:4770003153","477:4770002407","468:4680004214","468:4680003239","468:4680003235","468:4680004213","477:4770003060","477:4770003321","489:4890005344","468:4680003236","468:4680003435","468:4680004037","489:4890003700","468:4680003431","468:4680004224","477:4770003067","477:4770003449","472:4720007396","468:4680004410","472:4720005339","477:4770003154"],"twin_admin_codes":[489,477,489,489,477,477,468,468,468,468,477,477,489,468,468,468,489,468,468,477,477,472,468,472,477],"twin_sims":[0.7922569278152165,0.6928320631632248,0.6770583496446332,0.5557326402633812,0.5312543536066774,0.506424144861923,0.45127909186633625,0.4454938640726617,0.43633811870623973,0.4182199674289803,0.4117321512356696,0.40520525791383166,0.39666396601418447,0.39655197721247554,0.3923551467052731,0.3883897711531221,0.3872298038452592,0.37948867667944164,0.3680897330034921,0.36677327763640444,0.3647236134296942,0.3484582363272051,0.3446471395434572,0.3428891652105132,0.3407300091430151],"twin_dists":[0.08863294561921668,0.11126350317534807,0.11470172105290354,0.1407767510198018,0.14607437612211663,0.1515007721661728,0.1638344189749615,0.1651574393096948,0.16726481062874815,0.1714882074679467,0.1730191662823104,0.17457001133583572,0.17661648574819955,0.1766434505022395,0.1776565129689977,0.17861834978240132,0.17890058158656838,0.18079447807508017,0.1836177729047198,0.18394660521527126,0.18445976418256962,0.1885853488033807,0.18956641123428405,0.19002089026387906,0.1905807873780043],"n_dims_used":45,"mean_confidence":0.9193495008680556},"coverage":{"mean_confidence":0.9193495008680556,"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}}