{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000216","490:4900000064","490:4900000574","490:4900000206","490:4900000412","487:4870002372","490:4900000351","487:4870006575","490:4900000116","487:4870005856","490:4900000335","490:4900000805","490:4900000183","487:4870005990","496:4960006891","487:4870005406","487:4870005563","487:4870003037","466:4660013720","487:4870007607","490:4900000728","490:4900000067","490:4900000561","496:4960005278","487:4870003108"],"twin_admin_codes":[490,490,490,490,490,487,490,487,490,487,490,490,490,487,496,487,487,487,466,487,490,490,490,496,487],"twin_sims":[0.5228912505157309,0.4646121982947297,0.28790869053563967,0.26673462399846876,0.20818884333021176,0.19554071123319774,0.1936860796984768,0.17987733296063407,0.17486918049230896,0.16574719775892396,0.1431768850184513,0.14092961344945293,0.12364169686848359,0.12179235911996959,0.1215100077077262,0.11570309784122403,0.11465376066887527,0.10981103293728284,0.1095838999840404,0.10239855420059231,0.10107356502347259,0.09872479333371247,0.09185902146459277,0.09088643793043613,0.09055905681489795],"twin_dists":[0.14789525549239668,0.16080876335572286,0.20494769353664585,0.21114101129328697,0.23008757929653173,0.23463735202128028,0.23532143079419088,0.2405645845788205,0.2425363627557074,0.24623405150745617,0.2560652276029557,0.2571052183952939,0.2655523565477974,0.26650786936809134,0.2666547254158694,0.2697345133057771,0.2703036284782506,0.2729833373444754,0.27311124411276777,0.2772680501651765,0.27805922459109217,0.2794818798966186,0.28379880149391995,0.2844307305149254,0.2846446477586172],"n_dims_used":45,"mean_confidence":0.9159328884548611},"coverage":{"mean_confidence":0.9159328884548611,"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}}