{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002356","490:4900001611","490:4900002659","490:4900002658","490:4900002509","496:4960011565","496:4960011566","490:4900002512","490:4900001621","490:4900002662","466:4660000683","490:4900002510","490:4900001211","490:4900000342","490:4900002202","490:4900004321","490:4900002511","490:4900000620","490:4900001885","490:4900002192","490:4900001905","490:4900000095","469:4690003058","490:4900000355","469:4690002756"],"twin_admin_codes":[490,490,490,490,490,496,496,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,469,490,469],"twin_sims":[0.8438749123897609,0.7391426396594335,0.6917185342935246,0.6482826187270098,0.5867274668977174,0.48290194910890527,0.46496450014222473,0.4593778266823488,0.4484209940895107,0.4326936813228037,0.41063118517646524,0.4020415778289511,0.39822552529307903,0.38702477480234715,0.3652295486240967,0.3611880751914817,0.3609034044401189,0.3576334109941333,0.35690006735233826,0.3564285773703623,0.34702290145344594,0.3454173992799451,0.3439553516758613,0.342792472029708,0.32564651624160745],"twin_dists":[0.07567370873162567,0.10097929048819192,0.11150708370923385,0.12091984875079702,0.13411637801910847,0.15670654236968556,0.16072923809745457,0.1619928239745953,0.16448723219611935,0.16810848833033404,0.17328000177427452,0.17532572533196214,0.17624085528579872,0.17895050875670576,0.1843329624163096,0.18534836439744168,0.18542010343416876,0.18624624656569047,0.18643205211517622,0.18655161619787342,0.1889541682103591,0.18936766830579077,0.18974510777679146,0.19004592373450013,0.19454684865220803],"n_dims_used":45,"mean_confidence":0.915274895562066},"coverage":{"mean_confidence":0.915274895562066,"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}}