{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007943","487:4870008239","487:4870007940","487:4870008230","487:4870007653","487:4870008085","487:4870008095","487:4870008092","487:4870007944","487:4870008233","487:4870008247","487:4870007647","487:4870007794","487:4870012815","487:4870008229","487:4870007952","487:4870012351","487:4870012744","487:4870012339","487:4870008254","487:4870012751","487:4870008242","487:4870007800","487:4870007650","487:4870008103"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5184489740503135,0.45551280949653433,0.36912412342179735,0.3585134094009857,0.3359045639946132,0.26816798076176795,0.227455948591684,0.22610050824710248,0.22151855255768776,0.20092996124434295,0.2000579664329028,0.1925950767731125,0.1747538763253625,0.1486316562024276,0.14549051456176668,0.1434227016095956,0.13788133932579738,0.12900387237730362,0.12490467253584202,0.12307984796069198,0.12307582492396081,0.12146026318193837,0.11370872899433027,0.11361278591967927,0.11217955005390451],"twin_dists":[0.14886513397554146,0.1628702130324182,0.1833598087079738,0.18602354158604684,0.19183901112245216,0.2107124364179461,0.2235048002643887,0.22395541314875275,0.22549210285369814,0.23267469359923154,0.2329897714490943,0.2357259755853444,0.24258223021837522,0.25359031388169523,0.2550071179340847,0.25595220672589875,0.2585358298398758,0.26284188928377505,0.26490603645696803,0.26584149401693913,0.2658435679626021,0.2666806253986956,0.27081961169084096,0.2708721805490909,0.27166157709417005],"n_dims_used":43,"mean_confidence":0.9100155497706214},"coverage":{"mean_confidence":0.9100155497706214,"n_dims_used":43,"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}}