{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000274","500:5000000272","500:5000000426","500:5000000232","500:5000000115","500:5000000326","500:5000000429","500:5000000225","500:5000000373","500:5000000533","500:5000000431","500:5000000376","500:5000000428","500:5000000427","500:5000000146","500:5000000188","500:5000000120","500:5000000371","500:5000000228","500:5000000377","500:5000000119","500:5000000279","500:5000000540","500:5000000649","500:5000000114"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.6782395908025849,0.6206139185024732,0.6061915421122862,0.6046369594279964,0.5914525962147245,0.5781320057510708,0.5718356084528506,0.5665930958713238,0.5655299345150202,0.5643421826991768,0.5627140669831777,0.5590261497175535,0.5453177187684026,0.5392005465436319,0.5389442438845311,0.5283704845985746,0.5248399787174509,0.5198248661752515,0.5114022689985244,0.5088892352684642,0.5051714652266096,0.5033225278073374,0.49951539506582976,0.49823460422585014,0.4976665772515633],"twin_dists":[0.11444509676615376,0.1268583384035837,0.12994710148598337,0.1302799806567325,0.13310376653891248,0.13595980072160005,0.13731163761569581,0.13843839089686047,0.13866703938394365,0.13892254537511395,0.13927289177574814,0.14006697351306935,0.14302556493252847,0.1443498349241998,0.1444053810632546,0.14670156272586954,0.14747039183567426,0.14856452902273704,0.15040775300619777,0.15095917871827963,0.15177625939228886,0.15218320970734792,0.1530224463988273,0.15330518052574388,0.15343063782965263],"n_dims_used":44,"mean_confidence":0.9161433306607333},"coverage":{"mean_confidence":0.9161433306607333,"n_dims_used":44,"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}}