{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004594","490:4900000663","490:4900001028","490:4900001074","490:4900004735","496:4960011816","490:4900002636","480:4800004624","490:4900000577","490:4900004031","490:4900000048","494:4940004471","490:4900001880","490:4900004447","490:4900001593","490:4900004183","496:4960007781","496:4960011562","496:4960008679","490:4900004043","490:4900002182","490:4900004182","490:4900001742","496:4960005117","490:4900001458"],"twin_admin_codes":[490,490,490,490,490,496,490,480,490,490,490,494,490,490,490,490,496,496,496,490,490,490,490,496,490],"twin_sims":[0.4859676895044484,0.4278489315193428,0.4006885310265284,0.34309816710196983,0.32686249249036764,0.32222294313452754,0.32159377997876043,0.3080191954239486,0.30493479059534706,0.2754563948929666,0.26397091627798974,0.26266128904915464,0.2585627436345249,0.25522749126450905,0.25284327090390485,0.2509035818033699,0.24423906196638265,0.24318856732824076,0.23834771414944922,0.23807597884694687,0.2342906252552329,0.2342470859891321,0.23067348908616103,0.2271020396324728,0.22640657336810846],"twin_dists":[0.1560238751678494,0.16923449138397506,0.1756497474030775,0.18996679337402697,0.19422343846107182,0.19546102598497747,0.19562961583587624,0.1993133937191237,0.20016328508936235,0.2085548068066056,0.2119714246190556,0.21236682463319076,0.21361229569765042,0.2146350280210819,0.21537133375026304,0.21597362268620054,0.2180660147007845,0.21839916671934126,0.21994655192881674,0.2200340154479729,0.22125924356461868,0.22127341125033428,0.2224422061794246,0.22362228435404843,0.22385350627692294],"n_dims_used":45,"mean_confidence":0.91768798828125},"coverage":{"mean_confidence":0.91768798828125,"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}}