{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007686","490:4900005588","490:4900007685","490:4900007327","490:4900005593","490:4900005722","490:4900007199","490:4900007687","490:4900006950","490:4900007204","490:4900005591","490:4900006463","490:4900005852","490:4900008253","490:4900005851","490:4900007444","490:4900005725","490:4900005720","490:4900007437","490:4900007440","490:4900007924","490:4900006102","490:4900007565","490:4900007318","490:4900007926"],"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":[0.04471176156106081,0.0243108785706925,0.023534191496499973,0.01879361148881121,0.015209152579915322,0.004105149072782702,0.004095508177714272,0.002969156512277643,0.0015134566277916239,0.0008313293861137903,0.000599345811241389,0.0003411117192008301,0.00028078554027622597,0.00010570219237872844,0.00008702741681688527,0.00008252408226532,0.00007607717516908473,0.00006020247091023325,0.00003520979794666611,0.000013062148776240007,0.000012487048066272932,0.000012259992671535692,0.000011792161731517137,0.000011697752344134281,0.000009450441748116278],"twin_dists":[0.3237767941569901,0.3540994659883576,0.35564277916229003,0.3661556965171887,0.37577776917175837,0.4305692122799066,0.4306613117571325,0.4430786622143009,0.4680298518569846,0.4891454754235383,0.5003007937699342,0.5189554565954344,0.5252429797244916,0.5557318513680856,0.5616012917325796,0.5631948523853778,0.5656257513473326,0.5725623133117418,0.5881518167103972,0.6159335568561651,0.6171653840170743,0.6176667103459438,0.6187282596968836,0.6189473569528671,0.6247340590209024],"n_dims_used":45,"mean_confidence":0.9058970133463542},"coverage":{"mean_confidence":0.9058970133463542,"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}}