{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001453","489:4890001315","489:4890001454","489:4890001451","489:4890001380","489:4890001624","489:4890001313","489:4890001314","489:4890001455","489:4890001395","489:4890000653","489:4890001381","485:4850005459","485:4850005529","489:4890000384","481:4810005502","485:4850005532","485:4850005603","485:4850006172","489:4890000457","489:4890001543","485:4850005462","477:4770000261","477:4770000096","485:4850005391"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,485,485,489,481,485,485,485,489,489,485,477,477,485],"twin_sims":[0.7936553110032883,0.6800089442850131,0.668966156619623,0.6417323525640384,0.628434951893676,0.5884722704276095,0.5825312829919626,0.573655145400318,0.5624695687331617,0.5577737348023605,0.5214686586781984,0.5197553263088838,0.5169341356708759,0.5130496523290564,0.5075917801606741,0.4979785544573724,0.477364333582609,0.4700063475679638,0.4598554812383734,0.45803664846237613,0.4537109024588212,0.4489649389386119,0.44107113863868425,0.4354656275784953,0.4353770585724442],"twin_dists":[0.08829670186397931,0.1140604637891793,0.1164564776386482,0.122328249216108,0.12518213086653238,0.13374240785735805,0.13501605662473457,0.13692083410041317,0.13932551547921454,0.14033680763690537,0.14820563879781867,0.14857971756920343,0.14919631649569823,0.15004664877870813,0.15124415042497405,0.15336172795834774,0.15794310571023545,0.1595934014209192,0.16188457712909343,0.1622969794250546,0.16328018293077695,0.16436287086396237,0.1661732878667528,0.16746653284753868,0.1674870192244925],"n_dims_used":45,"mean_confidence":0.9194832695855035},"coverage":{"mean_confidence":0.9194832695855035,"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}}