{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002272","473:4730001715","473:4730002127","473:4730000651","473:4730002199","473:4730002276","473:4730001445","473:4730001724","473:4730002335","473:4730001538","473:4730001352","473:4730001453","473:4730001354","473:4730001537","473:4730001444","473:4730001802","473:4730002204","473:4730001545","473:4730001887","473:4730001353","473:4730002052","473:4730001808","473:4730001448","473:4730001527","473:4730001356"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8992725702270304,0.8179370902194992,0.7384697021547608,0.713909534370361,0.6648186791356769,0.6640694595998192,0.6625024744451287,0.660132810813901,0.6583205514834738,0.6565252477410533,0.6554642810686742,0.6546723743663115,0.6501229176600485,0.6488120750221343,0.6481785007648319,0.640981526641553,0.6400781608546473,0.6372368942546377,0.6348991611497791,0.6327138672498952,0.6317207314735358,0.631549162184927,0.6289155733065753,0.6181669974820319,0.6172757785350956],"twin_dists":[0.05984638296092072,0.08233875585246617,0.10113132172182332,0.10662355723053372,0.11735379023717021,0.11751574797561108,0.11785435087542372,0.11836607665423877,0.11875717806453717,0.119144412277561,0.11937316104835584,0.11954385497756267,0.12052378030892538,0.12080591741326942,0.12094225174294854,0.12248956400467265,0.12268362089171318,0.1232937576442261,0.12379554024982715,0.12426443414514418,0.12447747900415991,0.1245142805546525,0.1250790778010031,0.12738252792396798,0.12757342724113782],"n_dims_used":44,"mean_confidence":0.9131037972190164},"coverage":{"mean_confidence":0.9131037972190164,"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}}