{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005326","489:4890005232","477:4770003376","489:4890005201","489:4890005205","477:4770002272","477:4770003508","489:4890005130","489:4890005118","489:4890005119","489:4890005128","477:4770003450","489:4890005266","489:4890005162","489:4890005198","477:4770002345","489:4890005172","484:4840006088","489:4890005199","477:4770002208","477:4770003448","489:4890005237","468:4680005594","489:4890005157","489:4890005268"],"twin_admin_codes":[489,489,477,489,489,477,477,489,489,489,489,477,489,489,489,477,489,484,489,477,477,489,468,489,489],"twin_sims":[0.4341809570630751,0.30275625110446347,0.2563854762877562,0.25533672945942604,0.2417088637570353,0.23272326121798453,0.22620976969293913,0.19543549366044702,0.19121694869388217,0.18732033651044142,0.18578215767266623,0.1769395022374091,0.17501617657580149,0.16930242213324126,0.16803796137636784,0.16148554950025545,0.15984784901997745,0.1575650695835198,0.15177607365978804,0.14636970807477617,0.1362681771674583,0.1357384687628064,0.12845612149125224,0.12817408818101164,0.12779850811815008],"twin_dists":[0.16776384563804547,0.20076657178490617,0.21427898737021733,0.21460139737127545,0.2188700193446284,0.22177035624331976,0.22391902316143836,0.2346760405931396,0.23623927471752376,0.23770473652747687,0.23828910595810388,0.24171644207247758,0.24247791966463067,0.24477593729873937,0.24529198572918778,0.2480119620555994,0.24870424196011998,0.24967786777522763,0.2521939863673087,0.25460829878255087,0.25930250085311723,0.25955573185253994,0.26311480697225037,0.26325567387265403,0.26344362905664753],"n_dims_used":45,"mean_confidence":0.9202401902940538},"coverage":{"mean_confidence":0.9202401902940538,"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}}