{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007389","490:4900005907","490:4900005133","490:4900006525","490:4900006538","490:4900006537","490:4900007271","490:4900006167","490:4900006648","490:4900005004","490:4900006529","490:4900001749","490:4900006770","490:4900006049","490:4900006409","490:4900005544","490:4900005005","490:4900006164","490:4900005268","490:4900005114","490:4900007514","490:4900006530","490:4900005275","490:4900006406","490:4900008315"],"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":[0.8069713180596177,0.7668495965030293,0.727263096874641,0.7059650654990118,0.6974365321851698,0.6845453520953106,0.6662854407878507,0.6223325823857382,0.6173104755136164,0.6106767683961303,0.5885409628402857,0.5581312502319787,0.5572934446059868,0.5434143706735068,0.5387283667942795,0.5345166728811489,0.5272409515910093,0.5270079089443702,0.5214187347266955,0.5134812368155983,0.5075306863274758,0.5041706899162771,0.49361585963966537,0.49274107818327756,0.4867841069025007],"twin_dists":[0.08505879718567863,0.09463289880351035,0.10365041468269831,0.1083793881148328,0.11025476007663104,0.11307293548683398,0.11703660309725049,0.1264901007097938,0.12756599533295687,0.12898668034120553,0.13372768609244098,0.14025977178350518,0.1404403096241819,0.14343731811611637,0.1444521700537122,0.14536574167682811,0.14694741498084027,0.14699815294506652,0.14821653483386482,0.14995209430595943,0.15125757370855022,0.1519964796159766,0.15432649038487495,0.15452023527658745,0.15584230281669637],"n_dims_used":45,"mean_confidence":0.917582533094618},"coverage":{"mean_confidence":0.917582533094618,"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}}