{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005450","490:4900004896","490:4900004893","490:4900006070","490:4900004753","490:4900002240","490:4900002387","490:4900002393","490:4900004894","490:4900002386","490:4900002243","490:4900006071","490:4900004480","490:4900006793","490:4900002538","490:4900005047","490:4900004619","490:4900004897","490:4900002392","490:4900004904","490:4900006436","490:4900004202","490:4900006551","490:4900003510","490:4900004203"],"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":[0.13587695183613796,0.0075427239735102,0.007190470907061398,0.006863278870318215,0.004311501186711059,0.003574940424489159,0.0028645532256874433,0.0022587000559006216,0.0021796632979232343,0.0019098414819590413,0.0018551147333553358,0.0013644672299409708,0.0013113120768859785,0.0012346194647189506,0.0008233658810325083,0.0005239302308260603,0.0005211903696311954,0.0005190331018976263,0.0004597026579073339,0.00043119952719429625,0.0003874266440085017,0.00027292422267391497,0.0002293139684077696,0.0002205499022711241,0.00021203610157882925],"twin_dists":[0.25948945760260017,0.4060389080348611,0.4080208549405364,0.40994157168376716,0.4286436232289303,0.4359531474979767,0.44444191475817196,0.4533704553275903,0.4546937096555175,0.4595698254895173,0.46063566832177083,0.4717498790253614,0.47316849749229845,0.4753119680237411,0.4894772796881327,0.5048143646651639,0.5049895242038829,0.5051280446176735,0.5091653263596762,0.5112813871397589,0.5148007133221075,0.5261541158260503,0.5317061653632087,0.5329409223598512,0.5341854339234734],"n_dims_used":45,"mean_confidence":0.9167403327094183},"coverage":{"mean_confidence":0.9167403327094183,"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}}