{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009657","490:4900009658","490:4900009456","490:4900008921","490:4900009034","490:4900008928","490:4900009458","490:4900009146","490:4900008920","490:4900008927","490:4900009459","490:4900008795","490:4900009033","490:4900008587","490:4900009029","490:4900009659","490:4900009555","490:4900009243","490:4900009353","490:4900009035","490:4900008481","490:4900008810","490:4900008997","490:4900009356","490:4900009229"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.051535779918233396,0.03564682420938418,0.03038184611569606,0.03032121417818299,0.021223336140259178,0.012088904448099243,0.010490379170689543,0.007748972577204506,0.006785042634013159,0.005972987904621659,0.005481419743783299,0.005347574572953599,0.0030252636516226858,0.0014340023514620047,0.0012792891007472843,0.001203703481936088,0.0011974410521485466,0.0010139594450155583,0.0008832058596219593,0.0008655092243464074,0.0007250156902134643,0.0006404177989047338,0.0006238978727390687,0.0004766468220692694,0.00022424071827697415],"twin_dists":[0.3162905870183928,0.33537280504757466,0.3433165201256977,0.34341465241413005,0.36051126884963675,0.38594656250232473,0.3920960764312377,0.40491670281744435,0.41041302590602985,0.4156189760330878,0.4190899437004823,0.42008372891394913,0.44236543128623657,0.4699693080336437,0.474049021529906,0.4762110586841333,0.4763957810745192,0.4822487308046479,0.4870536478648688,0.4877540947103367,0.4938413897571817,0.49806111633284744,0.49894539060377757,0.5079648302924986,0.5324154020099285],"n_dims_used":45,"mean_confidence":0.8808007134331597},"coverage":{"mean_confidence":0.8808007134331597,"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}}