{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012533","490:4900013049","490:4900012975","490:4900013051","490:4900012607","490:4900000378","490:4900013047","490:4900013082","490:4900013150","490:4900012461","490:4900012535","490:4900013018","496:4960002699","490:4900012676","489:4890005294","469:4690006409","490:4900013022","490:4900006745","469:4690001825","490:4900012606","469:4690002419","469:4690006764","484:4840005171","490:4900007261","469:4690001916"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,489,469,490,490,469,490,469,469,484,490,469],"twin_sims":[0.35049300329546995,0.2174333468479842,0.1257963071228182,0.10690562747823283,0.03836304258485288,0.028064234477124163,0.022167310096632656,0.02072259017547051,0.016710238511269012,0.013836790279014206,0.00919177295433732,0.009025198532738579,0.008269577369681362,0.007406845158362779,0.007035331167182897,0.006224498612401947,0.006173284636601285,0.005618026781116827,0.0055510766571342405,0.005499470591871156,0.005250899433964548,0.0046951959438926525,0.004136962881673135,0.003933463118649581,0.003850163440163499],"twin_dists":[0.1880638664185823,0.22688020430919445,0.2644527316970943,0.27463518512488666,0.3316588950544567,0.347193120160697,0.35846942333749804,0.36162668214044785,0.3715288322152518,0.3799988243436195,0.3977403338256999,0.3985151514418091,0.4021989506274836,0.40679337768340723,0.40892155409828723,0.41394168962687933,0.41427820812845734,0.41809801972587896,0.4185813977169359,0.41895760115804986,0.4208156212141804,0.4252756073623849,0.4302666835453965,0.43223958295334985,0.4330740554926112],"n_dims_used":45,"mean_confidence":0.9100635104709202},"coverage":{"mean_confidence":0.9100635104709202,"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}}