{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002318","490:4900001870","490:4900003623","490:4900003598","490:4900001598","490:4900002016","490:4900002332","490:4900002309","490:4900002467","490:4900003325","490:4900002461","490:4900002767","490:4900002020","490:4900003460","490:4900001696","490:4900002614","490:4900002491","490:4900002907","490:4900003073","490:4900002164","490:4900002899","487:4870001780","490:4900002608","490:4900001201","490:4900002313"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.6713787240902857,0.634517993568513,0.5774383910505334,0.554322977142596,0.5492294942626353,0.5279895264191368,0.5204904854235967,0.5192864120179004,0.5188113321832675,0.5142592254720492,0.5039769504011385,0.5030518362569913,0.49949862643494136,0.49119744260897935,0.4859234716891065,0.4780523350627225,0.47626512732237825,0.47049481970652335,0.4689388684282238,0.46707768718525744,0.46607498922992163,0.45828235828335245,0.4570912905154257,0.45576977294609555,0.45004529162752543],"twin_dists":[0.11593389747143093,0.12387733790210453,0.13610865160999785,0.14108073377293848,0.1421801093559687,0.1467844686599936,0.1484191720087708,0.14868214799766225,0.14878594759532077,0.1497816973356606,0.15203912551884066,0.15224282271594808,0.15302614675320264,0.15486236355495578,0.15603371193943502,0.15778922461727884,0.15818910772131345,0.15948357857129422,0.15983353642771325,0.1602526642020734,0.160478703441799,0.16224123291617984,0.16251156220200355,0.16281179697942974,0.16411603894178867],"n_dims_used":45,"mean_confidence":0.9169136895073785},"coverage":{"mean_confidence":0.9169136895073785,"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}}