{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009655","490:4900008920","490:4900009235","490:4900009025","490:4900008997","490:4900009456","490:4900008928","490:4900009229","490:4900008243","490:4900009035","490:4900009658","490:4900008684","490:4900008026","490:4900009555","490:4900008034","490:4900009556","490:4900008370","490:4900007798","490:4900008587","490:4900009145","490:4900008700","490:4900009559","490:4900009026","490:4900009017","490:4900009029"],"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":[0.005347574572953599,0.003233724371808541,0.0031577050414186647,0.0026919924514140696,0.001624017840500696,0.0009759756569616445,0.0006158417928444963,0.0006069723799414654,0.0005665028208095695,0.0005223496523056801,0.0002624978383212625,0.00024331374553303875,0.00023801212945002295,0.00023371587814149797,0.00022381204155472845,0.00016732173805818307,0.00015840592080432393,0.0001575494290275383,0.00014313990913219251,0.00010254737113842802,0.00009444864630212651,0.00009201834803538626,0.00007427180053516975,0.00006954088715912745,0.00005271077111622461],"twin_dists":[0.42008372891394913,0.4398172523010854,0.4407286380063502,0.4467936695222018,0.46548190510303167,0.4835823094704834,0.49938456090528344,0.49987430780796394,0.502197235953071,0.5049153064770953,0.5274013346561502,0.5298229291959754,0.5305238136174337,0.5311026368796312,0.5324760202372362,0.5416121791675335,0.5433148166313532,0.5434831062909445,0.5464518408535682,0.5566507706637759,0.559138079503272,0.5599239224034132,0.5663415016786836,0.5682983365661667,0.5764639938273264],"n_dims_used":45,"mean_confidence":0.8923550075954861},"coverage":{"mean_confidence":0.8923550075954861,"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}}