{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002417","499:4990003039","499:4990002908","499:4990002973","499:4990003250","499:4990001891","499:4990003042","499:4990002969","499:4990002898","499:4990001714","499:4990002755","499:4990003049","499:4990002757","499:4990002895","499:4990002337","499:4990002584","499:4990002971","499:4990002760","499:4990003376","499:4990002904","499:4990002832","499:4990003111","499:4990002964","499:4990002679","499:4990001899"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.947900508275626,0.8977622348015458,0.8768086799458213,0.8750697361135072,0.8721700192680943,0.8634093593255283,0.8596040657344115,0.8285324836552046,0.8218523382213666,0.8132403520790089,0.8080285101107921,0.804931277640693,0.7995940832119939,0.7860563732717786,0.7851084458774166,0.778089570038394,0.7770736727215177,0.7720600851073702,0.7703679784769617,0.7693950640730358,0.7668802521070724,0.7645298323315683,0.7643693340055411,0.7639877766713746,0.7636999521008725],"twin_dists":[0.04248533001850837,0.06031828073731706,0.06659572231718591,0.06709665891300648,0.0679259455935143,0.07038822335095268,0.07143885082705692,0.07965854300973262,0.08135463471721682,0.08351011883468941,0.08479877869532333,0.0855592727386879,0.0868609030095606,0.09011581939068848,0.09034139223825631,0.09200278482323387,0.09224199870314702,0.09341811502912978,0.09381343761537196,0.0940403762650188,0.09462577334356315,0.09517137072994329,0.09520857374625595,0.09529699058669562,0.09536366203487405],"n_dims_used":44,"mean_confidence":0.9259423342618075},"coverage":{"mean_confidence":0.9259423342618075,"n_dims_used":44,"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}}