{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010907","490:4900011824","490:4900011364","490:4900010404","490:4900010317","490:4900010232","490:4900011643","490:4900010828","490:4900011896","490:4900009337","490:4900008350","490:4900009336","490:4900007994","490:4900008776","490:4900010926","490:4900008778","490:4900011898","490:4900010511","490:4900008223","490:4900007664","490:4900009956","490:4900007883","491:4910005957","490:4900009954","490:4900010248"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.12275687482280376,0.07242878563749906,0.06621203771856617,0.05158368654273586,0.038819624595345256,0.037975108882381176,0.025609899339148087,0.021666665729257333,0.02100083105500115,0.020814796382417688,0.017638188706299657,0.011409076323065754,0.007016452929372289,0.005206433322718971,0.005174896012028653,0.005063035803230777,0.004416422744596084,0.004363545437158581,0.004132924561617119,0.003916490005456109,0.0032862423495124958,0.003101871112929853,0.0029272735563506042,0.0026419833671947994,0.002499693107618064],"twin_dists":[0.2660081568270415,0.2975884197574531,0.3026322469414774,0.3162410328276017,0.3310566342276891,0.33217539182972744,0.351611102241451,0.359542703889565,0.36100403969160827,0.3614195424499748,0.36906704850587657,0.3884678597527897,0.40903237178700247,0.4211563594608797,0.4213996257551294,0.4222734300596076,0.42769643536924695,0.42817120476762033,0.4303049679431484,0.4324083017701829,0.43919897571671845,0.44141087487422603,0.4436191520391462,0.44750102482577137,0.4495829059886345],"n_dims_used":45,"mean_confidence":0.8854782104492187},"coverage":{"mean_confidence":0.8854782104492187,"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}}