{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009542","490:4900009643","490:4900010315","490:4900011508","490:4900009744","490:4900009745","490:4900010327","490:4900010240","490:4900010413","490:4900011377","490:4900010582","490:4900010486","490:4900010752","490:4900009942","490:4900011444","490:4900010325","490:4900010667","490:4900011567","490:4900009743","490:4900010043","490:4900010498","490:4900010243","490:4900011507","490:4900010598","490:4900009842"],"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":[0.15987950184779082,0.07469858564992511,0.03178142152782454,0.031101730509827022,0.027283986626749187,0.01273178021338714,0.011739207370129212,0.010716073677390867,0.004610921612415195,0.003003684817280177,0.0023908380437155526,0.0021920132078592875,0.0021517236876764955,0.0021243064190585147,0.002033911318519703,0.0016670254083147617,0.0014394035418526067,0.0012172592883326345,0.0011900410365920735,0.001079728128108149,0.0010237464530898962,0.001022111684009336,0.0009434384602302004,0.0009228466172592621,0.0008219537811837617],"twin_dists":[0.24869081310626004,0.2958342479414077,0.3410966621760401,0.3421640331460701,0.34856025090277726,0.38367543953102146,0.38722731163147156,0.391179301848704,0.4259933678251786,0.4426382981796374,0.451250259394056,0.4544840688599167,0.4551720419965233,0.45564701066402763,0.4572539153914298,0.46453380669981836,0.4698343609302123,0.4758142318944605,0.476615214949959,0.48004555091194784,0.48191262985131567,0.4819685624720875,0.4847635279878297,0.4855307818052857,0.48953642688087445],"n_dims_used":45,"mean_confidence":0.8922093709309896},"coverage":{"mean_confidence":0.8922093709309896,"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}}