{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000837},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001192","466:4660013099","487:4870001101","487:4870002030","487:4870002365","487:4870000736","487:4870001103","487:4870001185","487:4870001190","487:4870001191","487:4870000748","487:4870002191","487:4870001834","487:4870001939","487:4870002441","487:4870001755","487:4870000923","487:4870001100","487:4870000249","487:4870002106","487:4870000300","487:4870002119","487:4870000344","494:4940008291","487:4870002018"],"twin_admin_codes":[487,466,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487],"twin_sims":[0.39153400133771554,0.3605744389926242,0.30547664173906425,0.28971095404984704,0.25080277633485204,0.22991264536599507,0.2219738178565469,0.21329879380899971,0.1896765344530598,0.18130833051053905,0.17540931933608714,0.17278299083077056,0.1707515922497949,0.16917434782558707,0.1483320889959214,0.14549697337618578,0.14413212388494107,0.13312012453939073,0.13141787031511032,0.1298160611027688,0.127373241377012,0.12081378016996083,0.11753380210914416,0.1153348399464319,0.11480376589367543],"twin_dists":[0.17785531425247342,0.1855030409584235,0.20001362255015775,0.20443346333520063,0.21600500463553485,0.22269258704572772,0.22533847397227527,0.2283030442233312,0.23681608377021776,0.24000834865255008,0.24232178472294363,0.24336960160273882,0.24418789978082492,0.24482808028265823,0.25372447329410225,0.255004181593848,0.2556268348721263,0.2608184560035814,0.2616494357430111,0.2624388226109877,0.263656954873004,0.2670179615542435,0.2687510379505075,0.2699337869712505,0.27022202747254775],"n_dims_used":43,"mean_confidence":0.9058092693949855},"coverage":{"mean_confidence":0.9058092693949855,"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}}