{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005150","490:4900005560","490:4900005820","491:4910002208","491:4910002467","490:4900006308","490:4900010214","491:4910002067","491:4910002715","490:4900005679","490:4900012578","490:4900005548","490:4900008655","490:4900006434","490:4900005547","490:4900004757","490:4900004756","490:4900005819","490:4900005284","490:4900009821","490:4900012650","490:4900012720","490:4900006923","490:4900006068","490:4900006427"],"twin_admin_codes":[490,490,490,491,491,490,490,491,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19378134622301024,0.06949891654706725,0.037327219006032676,0.02423629629637267,0.013766736125620387,0.0117165639085898,0.010423137311847512,0.00866325294330252,0.006924767046103755,0.006659347080605563,0.005327804952872737,0.0047759448233586094,0.004162189436130893,0.004037253584507412,0.003430525671801135,0.003152761536168943,0.0030689322431635387,0.0026220842368679022,0.0019417393163636944,0.00191644565643185,0.001755438851159432,0.0014875919847444003,0.0014771331919103629,0.0014191933277206865,0.001388640650252406],"twin_dists":[0.2352861812205003,0.29991976489561667,0.3330480489725804,0.3542457964330762,0.38022405992494934,0.38731140423297,0.39237260895407955,0.40024379736259796,0.4095744229657548,0.41118081508037635,0.42023241847203874,0.4245987491629221,0.4300282947523842,0.43122204814384685,0.4375456547757739,0.44078859646965357,0.441818635440068,0.4477859036360005,0.458961486245695,0.45944311065216276,0.46265355409238046,0.46865066429452507,0.4689045333449539,0.47034172968474575,0.4711215585120886],"n_dims_used":45,"mean_confidence":0.8952303568522135},"coverage":{"mean_confidence":0.8952303568522135,"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}}