{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004154","490:4900003878","490:4900004014","490:4900003343","490:4900002917","490:4900001719","490:4900004428","490:4900003476","490:4900002319","490:4900004305","493:4930007202","490:4900003737","490:4900002476","490:4900004444","494:4940004306","490:4900004567","490:4900002456","490:4900003608","490:4900004579","490:4900004430","490:4900003603","490:4900004431","490:4900004150","490:4900004295","490:4900001720"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,493,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6203723500998968,0.583788324619609,0.5084508422295781,0.468692594889165,0.45800359533302437,0.42283568828315704,0.3857701670376727,0.3616896252104725,0.35982485258994307,0.35702577452394013,0.3348072044587475,0.3338688322991602,0.3306445144752358,0.3095129678074134,0.3092991485642563,0.3084283515895411,0.30045721045444984,0.295760506689436,0.28866104566997636,0.2881310123150081,0.27239745336230736,0.2710806825805149,0.26909027564721616,0.26762476907525967,0.2667873539997546],"twin_dists":[0.12691009232313002,0.13474649487043272,0.15105544567287812,0.15988896326181778,0.16230447932114087,0.17040518832684867,0.17925629499387044,0.18522204022987207,0.18569216811835942,0.18640018805010358,0.19212650517449265,0.1923727526672893,0.19322176573804667,0.19890355438719243,0.19896214920066224,0.1992010220886344,0.20140597231707433,0.2027211576353807,0.20473279488242072,0.204884155821783,0.20945602742239847,0.20984588842090604,0.2104374202952448,0.21087468942869209,0.21112521966908096],"n_dims_used":45,"mean_confidence":0.917669677734375},"coverage":{"mean_confidence":0.917669677734375,"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}}