{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009007","490:4900012101","490:4900010216","491:4910005612","491:4910005517","490:4900011582","491:4910005661","491:4910004652","491:4910004699","490:4900011886","490:4900011884","490:4900012091","490:4900011952","490:4900011914","490:4900011291","490:4900011774","490:4900012036","490:4900010988","490:4900011775","490:4900008901","491:4910005756","490:4900012090","490:4900009002","490:4900010921","490:4900010406"],"twin_admin_codes":[490,490,490,491,491,490,491,491,491,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.03538096949365784,0.014670217393501698,0.006761075639805658,0.0063625367040819215,0.006046725066316747,0.0038119143189338537,0.0037242697119108394,0.0035357674122504135,0.0033727180177875976,0.0032476036978222877,0.0021688731418063067,0.001971276914776141,0.0019089702355730696,0.001778125192420728,0.0015620708442185226,0.001332723503721818,0.0013006004081871205,0.0012913650247678762,0.0012448460028271489,0.0010895193235751842,0.0010003637147093785,0.0008991576495642204,0.0008933337994523854,0.0008817982392493454,0.0008082837077759131],"twin_dists":[0.33574909649142953,0.37739371211843636,0.41055843072048515,0.4130469409761472,0.41512073386463233,0.4334627417521393,0.4343669458369845,0.43637924031536146,0.4382003049849838,0.43965296969626066,0.4548777683579501,0.45840630347805295,0.4595865722581314,0.4621851732351505,0.4668890411175444,0.47259078084705003,0.47346079740705865,0.47371460513147384,0.4750191446260948,0.47972825215848697,0.48272065705741135,0.48643334717333697,0.4866586197989088,0.48710888309652767,0.49011394647724704],"n_dims_used":45,"mean_confidence":0.8881381564670139},"coverage":{"mean_confidence":0.8881381564670139,"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}}