{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002913","490:4900001566","490:4900003073","490:4900001044","490:4900002617","490:4900002459","490:4900002614","496:4960008019","490:4900003734","490:4900002180","490:4900002461","490:4900003339","490:4900002000","490:4900002464","490:4900002340","490:4900003887","496:4960008761","487:4870001780","490:4900004437","490:4900002483","490:4900000474","490:4900002793","490:4900001883","490:4900001426","490:4900000955"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,496,487,490,490,490,490,490,490,490],"twin_sims":[0.8771832425182696,0.6705957112433245,0.5588782271197942,0.5578770380011766,0.5492035969964508,0.5423400497725598,0.5408449250399884,0.5311070642254639,0.520761215709824,0.5117033051105755,0.4929981369429776,0.4879487290623796,0.4776567265504671,0.4772976013355249,0.4689794432343483,0.46311932299002084,0.45807514179981784,0.44569127959311794,0.4448083381378891,0.4411099354429765,0.43302280838202095,0.42779616003941556,0.4254376109817496,0.42447459073455385,0.4106477366238954],"twin_dists":[0.06648745900586925,0.11610355545006043,0.14009883913620103,0.14031454759178486,0.14218570320335538,0.14366984127901566,0.14399358258376935,0.1461063912476283,0.14836006277888142,0.15034174434392097,0.15446329196236985,0.1555834500446539,0.15787769920634656,0.15795803511981424,0.15982440552694163,0.16114598422689674,0.16228824536786227,0.165112185784872,0.1653146418052337,0.16616435961638698,0.16803217954415756,0.1692467849716978,0.1697968702796324,0.17002183889612002,0.17327607822181815],"n_dims_used":45,"mean_confidence":0.9149012247721354},"coverage":{"mean_confidence":0.9149012247721354,"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}}