{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001336","489:4890000739","489:4890001281","479:4790004245","470:4700004824","469:4690002272","469:4690000477","496:4960006725","496:4960005479","469:4690002477","496:4960004264","489:4890004127","489:4890001022","496:4960005619","489:4890004337","496:4960003553","489:4890001417","496:4960004719","472:4720000534","488:4880002121","469:4690000065","496:4960008552","489:4890000793","472:4720000852","496:4960007866"],"twin_admin_codes":[489,489,489,479,470,469,469,496,496,469,496,489,489,496,489,496,489,496,472,488,469,496,489,472,496],"twin_sims":[0.716304545811247,0.61294954491143,0.5978739412838334,0.5317474042451638,0.4963460184533216,0.4818496098309496,0.4743277248891263,0.47044333394144255,0.45719654520067465,0.45514872016575064,0.4546542395333657,0.45318595409622936,0.4364978548123853,0.43582879490755677,0.43546663742673436,0.43529415565360086,0.4183279815779977,0.4171656353466868,0.4157064608810625,0.41492578334624514,0.41340564036810956,0.40908593597666076,0.4081156253879903,0.3995171110966209,0.39815842421945236],"twin_dists":[0.10609241046537413,0.12849998031052018,0.13172824841209999,0.14596721912235422,0.15372246041058973,0.15694118450538508,0.1586231495709478,0.1594951522667443,0.1624876629749575,0.16295300279613276,0.16306548075950766,0.16339973139130892,0.16722789659616225,0.16738254809720357,0.16746629927504664,0.1675061965176967,0.1714628056145314,0.1717363036349967,0.17208010724667486,0.17226425979142493,0.17262327345344447,0.17364661244498125,0.17387713052279413,0.17593067493887488,0.17625698245705135],"n_dims_used":43,"mean_confidence":0.9078892552575399},"coverage":{"mean_confidence":0.9078892552575399,"n_dims_used":43,"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}}