{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009453","490:4900009641","490:4900007905","490:4900009439","490:4900009863","490:4900011571","490:4900011650","490:4900010067","490:4900009963","490:4900010821","490:4900009006","490:4900008347","490:4900011373","490:4900009454","490:4900010324","490:4900011718","490:4900009645","490:4900011306","490:4900009011","490:4900011782","490:4900011231","490:4900010855","490:4900010414","490:4900009523","490:4900011651"],"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":[0.27357170395603275,0.15595297164144076,0.13009524241850406,0.12515805972964775,0.0874741807204325,0.08174070328298293,0.06546026271604165,0.06450800844074767,0.05845257571410677,0.05719972997244274,0.05386155350007126,0.04870603884496643,0.04864522392423861,0.04830733268202887,0.04781983336216388,0.047730883796114516,0.04284448069640668,0.042808084345456,0.04013338338055111,0.039646566126489376,0.03910806980498664,0.03846998216589019,0.03597468487059024,0.03559092344746443,0.03535185030404318],"twin_dists":[0.209109340275791,0.2503716567259545,0.26230071257237403,0.26477696581044036,0.2866910754783984,0.29065220818264,0.30326802379652573,0.3040819630955707,0.3095015320046675,0.310680084928139,0.3139277980656353,0.31928803437503406,0.3193540305515334,0.3197219685181934,0.3202566237676629,0.3203546682373997,0.32599160929351656,0.3260355795981686,0.3293565164406973,0.3299809374866617,0.33067923892367,0.3315172929892187,0.33491202127934083,0.335451728555988,0.33579045781450756],"n_dims_used":45,"mean_confidence":0.891798824734158},"coverage":{"mean_confidence":0.891798824734158,"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}}