{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004624","490:4900006096","490:4900004623","490:4900006461","490:4900007556","490:4900006823","490:4900005320","490:4900006098","490:4900006217","490:4900005969","490:4900006577","490:4900004913","490:4900005193","490:4900007068","490:4900005058","490:4900005185","490:4900007067","490:4900006571","490:4900005324","490:4900005325","490:4900006578","490:4900004898","490:4900006821","490:4900005441","490:4900005962"],"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":[0.1392137442463508,0.10380898375182515,0.1022383357576604,0.1015935699826339,0.09982500971240989,0.08428856542740996,0.05874963137219948,0.049453089429601936,0.044077863764315446,0.04161185878896733,0.04056934070034403,0.03977731061010616,0.035470178794135526,0.029967082370711773,0.02771307198111662,0.026070015899936162,0.024606004172045358,0.020460449743978325,0.020108306857325862,0.018412459691394614,0.01776258101444572,0.016882265095962877,0.015048603262372602,0.01464154526684763,0.014471931959465053],"twin_dists":[0.25790763313535475,0.27643459023831546,0.2773632929189279,0.2777477599190134,0.2788122146825607,0.28886544753886023,0.30922514869812195,0.3184828957421936,0.3245198104451102,0.3274985532328266,0.32880273716885383,0.3298126033062075,0.33562256222555287,0.34399119498383957,0.34780431658979244,0.35075583631386736,0.3535242132334462,0.36221999337788685,0.36302752504607444,0.36709835106565847,0.3687457237965546,0.3710635524308834,0.3762538135373321,0.37748114017717593,0.3780014403684108],"n_dims_used":45,"mean_confidence":0.9069027370876737},"coverage":{"mean_confidence":0.9069027370876737,"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}}