{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005449","490:4900006556","490:4900005583","490:4900005044","490:4900005319","490:4900003787","490:4900004906","490:4900004904","490:4900004758","490:4900004886","490:4900005047","490:4900005048","490:4900007427","490:4900007673","490:4900007572","490:4900002541","490:4900005693","490:4900004483","490:4900003647","490:4900004902","490:4900008211","490:4900004620","490:4900004749","490:4900004344","490:4900007767"],"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":[0.03410401047489769,0.007417430174697242,0.006978820544513538,0.0051629594771328445,0.0014511147984914829,0.0012171324019873248,0.0010422872220649962,0.0006670028768595787,0.0005623298668687894,0.000561219172938724,0.00042460769028073553,0.00026641572843373904,0.00023760519018098622,0.00020292740104265144,0.00019774526677596656,0.00013098835685067538,0.0001200675269427324,0.00010066867185106684,0.0000956135688844375,0.00009343326970172982,0.000085305968490453,0.00006799530397663994,0.00004157751531332846,0.00003157664373453518,0.00003144483313019604],"twin_dists":[0.33759075154423596,0.40673415970746235,0.4092540809903253,0.4214920495777881,0.4695433578580362,0.47581792730765954,0.4812840003846589,0.49668175100242157,0.502445498969756,0.5025118675538626,0.5117893607074621,0.5269273031933788,0.5305782165841814,0.5355700821025412,0.5363841761717801,0.5491833606241414,0.551850626743172,0.5572107707933777,0.5587681584746537,0.5594640501095854,0.5622010231193996,0.5689650516772184,0.5833649428068574,0.5912668605602114,0.5913861804212491],"n_dims_used":45,"mean_confidence":0.9158230251736111},"coverage":{"mean_confidence":0.9158230251736111,"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}}