{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001623},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001041","477:4770001566","477:4770001679","477:4770001343","477:4770000687","477:4770001220","477:4770000917","477:4770001285","477:4770000927","477:4770001396","477:4770001397","477:4770001101","477:4770000536","477:4770000584","477:4770001230","477:4770000736","477:4770000635","477:4770000808","477:4770000426","477:4770000734","477:4770003208","477:4770000478","477:4770000480","477:4770000990","477:4770000748"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6918828020648361,0.6762247466275603,0.64973492427182,0.6477019692887235,0.6467346020139002,0.6444079412617623,0.607985096706679,0.5981250446100399,0.5646126524167698,0.5630382507209818,0.5507366678400655,0.5482150474915466,0.537875048028156,0.5375545190657532,0.5352688688264803,0.5340502755876686,0.5333661082317581,0.5280802280418455,0.5233514566614469,0.5227952339472793,0.5193584986627067,0.516968758535202,0.5137960923672875,0.5118691794255615,0.5116814657013643],"twin_dists":[0.1114711595520286,0.11488274492886348,0.12060729886415496,0.12104477968934677,0.12125287829256746,0.12175320062479057,0.1295630527218642,0.13167446986170106,0.13886435676189757,0.1392031218472762,0.1418546322558012,0.1423992641975615,0.1446371528185653,0.14470665185986475,0.1452024763698903,0.14546699719545894,0.14561556340409962,0.1467647285649293,0.1477948885178327,0.14791619841967152,0.14866639984641308,0.14918874443911154,0.14988312613598834,0.15030537703404662,0.1503465327737],"n_dims_used":45,"mean_confidence":0.9216008504231771},"coverage":{"mean_confidence":0.9216008504231771,"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}}