{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002648","490:4900000417","490:4900000841","490:4900000560","490:4900000505","490:4900000153","490:4900000465","490:4900000939","490:4900002649","490:4900000342","490:4900001745","490:4900000110","490:4900000068","490:4900000506","490:4900002805","490:4900000415","490:4900000502","466:4660000435","490:4900000065","490:4900000182","490:4900002357","490:4900000601","494:4940008786","490:4900000414","494:4940006267"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,494,490,494],"twin_sims":[0.356480496974835,0.2931575243435617,0.2652038582955918,0.2597779699974323,0.2561697986683601,0.24134636997559633,0.23466978182334503,0.23088824997929674,0.22619795442459434,0.22535641519963803,0.2026134457850214,0.18479200966655146,0.18382289038825572,0.1792447183785981,0.17588453287667585,0.17302439055210586,0.16689720978758218,0.16487606314035727,0.1321336153504604,0.12936799369704355,0.12914820547766784,0.12200976051495586,0.12028574056430556,0.10518978632869011,0.10514328620955275],"twin_dists":[0.18653844603227238,0.2034553537430535,0.2116002954984172,0.21324172509585795,0.2143452235664941,0.21898565201483958,0.22113593881806473,0.22237163053911463,0.2239229577240439,0.22420354751726818,0.23206905224028837,0.23866707411462443,0.23903839793909093,0.24081148439238234,0.2421333883193318,0.24327281833166722,0.24575994953415148,0.24659476672228708,0.2612990529948701,0.2626609496150623,0.26277012096641056,0.266394971793387,0.2672945176346912,0.2756271428827212,0.2756541999608333],"n_dims_used":45,"mean_confidence":0.9045869615342882},"coverage":{"mean_confidence":0.9045869615342882,"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}}