{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001319","490:4900001426","490:4900004585","490:4900003207","490:4900001567","490:4900003734","490:4900003081","490:4900002340","490:4900001697","490:4900001024","490:4900003622","490:4900002001","490:4900003864","490:4900003621","490:4900003880","490:4900004036","490:4900004181","490:4900002490","490:4900001866","490:4900001875","496:4960011459","490:4900002483","490:4900003890","490:4900002611","490:4900000691"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.7136795274339789,0.6877417426045584,0.6836737092891134,0.6516114917649373,0.6424436716703975,0.6173650130167447,0.6163333331996399,0.6087097574522204,0.5863743616654965,0.5838542136689494,0.5744832265484443,0.569308629532494,0.5618341718066426,0.55817572077267,0.54357383693827,0.5430616345904098,0.5338982018997963,0.5314860166478909,0.5296870667834975,0.5199487867152627,0.5127922461491177,0.5106008038582982,0.5076798747191967,0.49821218430047937,0.49526285051897856],"twin_dists":[0.10667452063910957,0.11237586709665004,0.11326284094562246,0.12020327809134508,0.1221754003226675,0.12755431365912015,0.12777528836697868,0.1294078820016735,0.13419206859209848,0.13473236668737965,0.1367430188573779,0.1378546057170898,0.13946228691800072,0.1402501899599805,0.14340281075355862,0.14351365417722078,0.14550001648365335,0.146024025123838,0.14641514095680455,0.14853746411137644,0.15010305257216575,0.15058353981256534,0.1512247954009796,0.153310131536789,0.15396198918988072],"n_dims_used":45,"mean_confidence":0.9150623745388455},"coverage":{"mean_confidence":0.9150623745388455,"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}}