{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008144","494:4940008153","494:4940008155","490:4900000310","494:4940008363","494:4940007738","490:4900000261","494:4940007216","490:4900000539","494:4940008252","494:4940007734","490:4900000441","494:4940006999","490:4900000309","494:4940008359","490:4900000648","494:4940007955","490:4900012673","490:4900000644","490:4900012522","490:4900000447","494:4940006780","490:4900000257","494:4940008358","494:4940007532"],"twin_admin_codes":[494,494,494,490,494,494,490,494,490,494,494,490,494,490,494,490,494,490,490,490,490,494,490,494,494],"twin_sims":[0.21062522070499953,0.1868617619665297,0.1668093021668282,0.13708613001752126,0.12541594955878874,0.1231708363121166,0.11731789832099537,0.11276909573398068,0.1111921004369734,0.10212445995006282,0.09305889956697054,0.0922068425787912,0.08885474171353668,0.08870023711985665,0.0884476497488336,0.08421714836052592,0.07540470651814857,0.075332913284956,0.07193859308589166,0.06749970853940866,0.06314204982766368,0.06024762131124359,0.05550580342607615,0.0555007284814393,0.050763579392437086],"twin_dists":[0.22923306384701975,0.23787859994346247,0.24579610687527711,0.25891291695519175,0.26464580520503206,0.26579460171057084,0.2688664101053616,0.27133593171562237,0.2722099816534062,0.27743105790182016,0.28302643624493834,0.2835740915425999,0.28576828321820047,0.2858709888543806,0.28603920039961106,0.2889149392297965,0.29529732054596997,0.2953517257030063,0.297973082720457,0.30155681347797403,0.30526684432375145,0.30784868279426686,0.3123079186439959,0.31231285690491817,0.3170946779343725],"n_dims_used":45,"mean_confidence":0.9118082682291667},"coverage":{"mean_confidence":0.9118082682291667,"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}}