{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011031","490:4900009577","490:4900004935","490:4900004934","490:4900010876","490:4900009780","490:4900010956","490:4900004943","490:4900004806","490:4900011030","490:4900009881","490:4900010952","490:4900002263","490:4900003289","490:4900010274","490:4900009679","490:4900010450","490:4900010779","490:4900007697","490:4900002258","490:4900003156","490:4900010955","490:4900005221","494:4940008964","490:4900002273"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.29244472865290416,0.24384301713690565,0.194998500083854,0.19066314409493662,0.17245664601355626,0.1704582393592079,0.16132957128133987,0.15576719132650993,0.15507867467778366,0.14314371768787967,0.1420255757222579,0.12737034388054608,0.12271361202518542,0.12252309581875002,0.1214386706325703,0.11074873927413788,0.10714031758093169,0.09832758206023993,0.08973157315362039,0.08832853149484052,0.0851853329736489,0.08241724590846573,0.07707757190533071,0.07452781493139027,0.07053529784387537],"twin_dists":[0.20365707694882748,0.21819150678637553,0.23483687825406174,0.23644627226655693,0.24350059538774332,0.24430664521172474,0.24807767601714975,0.25045194603991566,0.2507501166914861,0.25608048821884044,0.2565965007782738,0.2636584101877024,0.26603050694450925,0.26612900153807356,0.26669187029307795,0.2724574372535022,0.27450047011587053,0.2797250866275032,0.2851880852682615,0.28611866001372804,0.2882468210766298,0.29017347053613796,0.2940412852613792,0.2959647151634536,0.2990861414590377],"n_dims_used":44,"mean_confidence":0.921806508844549},"coverage":{"mean_confidence":0.921806508844549,"n_dims_used":44,"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}}