{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008369","490:4900008366","490:4900008364","490:4900008478","490:4900008701","490:4900008480","490:4900009248","490:4900008245","490:4900007927","490:4900008367","490:4900009129","490:4900009148","490:4900007804","490:4900008248","490:4900008477","490:4900008368","490:4900007801","490:4900006453","490:4900007802","490:4900009254","490:4900009210","490:4900008798","490:4900008476","490:4900009253","490:4900008912"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0019786973873936265,0.0009535896639450446,0.0007138678949912783,0.0004850173601362476,0.00037085292167533,0.0003560579620541269,0.0002638038830740618,0.00019369408042636287,0.00014761107444128194,0.00014268249807304246,0.00011005252734721648,0.00009885687351729103,0.00007239821534418669,0.00003194806754785241,0.00002948553292883447,0.000028476025792395465,0.0000238264628236089,0.00002066544395187619,0.000019370831958428363,0.000012073862179718546,0.000009528245570763283,0.000009159588881403049,0.0000060523667385065995,0.000004334768137113845,0.0000032646318007153106],"twin_dists":[0.45826803269625727,0.4843909968534114,0.4943703581041089,0.5073864249752007,0.5162312382759472,0.5175597565468477,0.5272425801753066,0.537034712717293,0.5455015920358812,0.5465506272855828,0.5545063528930143,0.557760270395621,0.5671019392397111,0.5909331663185631,0.593218289265255,0.5942080136617414,0.5992469562123787,0.6032400150033931,0.6050462540765518,0.6180843404312779,0.6245126493087648,0.6255774929442562,0.6366516031069365,0.6454341921469925,0.6528015129585475],"n_dims_used":45,"mean_confidence":0.8799945407443577},"coverage":{"mean_confidence":0.8799945407443577,"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}}