{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005720","490:4900007564","490:4900005723","490:4900006102","490:4900006103","490:4900006463","490:4900005588","490:4900006108","490:4900007444","490:4900007199","490:4900005982","490:4900006353","490:4900006346","490:4900005724","490:4900006107","490:4900005592","490:4900005722","490:4900007566","490:4900005979","490:4900007443","490:4900007687","490:4900006591","490:4900008251","490:4900006101","490:4900007318"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2769191583489017,0.030710857884531123,0.02200383733589743,0.02155636037206688,0.009896838035100114,0.008703084419483538,0.007346376818623316,0.0065911666165876254,0.0044475869922484985,0.0025081308971950243,0.0018136378643702669,0.0014024251055566013,0.0006755613865140461,0.0006564303753774338,0.0004049202371560964,0.00029246103963627553,0.00017765561514811211,0.0001389668707049932,0.00013404549127021516,0.0001135354911862429,0.00010983670803256523,0.0001074191556566,0.00010207943954538701,0.00006541938315610975,0.00004889435572304993],"twin_dists":[0.20812601662006613,0.34278692452613646,0.3588175389052822,0.3597820713123631,0.3945936587989069,0.4000504327809611,0.4071331328650502,0.4116027574539035,0.42741903238217593,0.44945645884605717,0.4614629175490905,0.4707677804695671,0.4962485815215317,0.49722406074277553,0.5133516597211578,0.5239330337463288,0.5397426074353522,0.5473643429666749,0.5484743165703123,0.5535577632825869,0.5545660611316362,0.5552425830814589,0.5567893381734035,0.5701088215030182,0.5786589399261753],"n_dims_used":45,"mean_confidence":0.9092798868815104},"coverage":{"mean_confidence":0.9092798868815104,"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}}