{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003780","490:4900002667","490:4900004195","490:4900003502","490:4900005950","490:4900003922","490:4900003240","490:4900003774","490:4900004193","490:4900003241","490:4900002369","490:4900002967","490:4900003630","490:4900003244","490:4900004331","490:4900003632","490:4900004335","490:4900005292","490:4900007408","490:4900005155","490:4900007303","490:4900003784","490:4900004206","491:4910002063","490:4900005019"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.5843024500122354,0.5626796736269271,0.3874997218700514,0.32206428336869863,0.2957713175071861,0.27732696549609215,0.26277948353746516,0.2553941722593629,0.23261917641265856,0.231044521225454,0.23031599808365813,0.22988454148045737,0.21445227162927535,0.2011203618084924,0.18356914118115503,0.16533858761730372,0.15712543621616387,0.153667785591815,0.15358574371254607,0.15232556854796023,0.14966522842931665,0.1482110236905594,0.1415682236909554,0.13982259025563754,0.13824321947227547],"twin_dists":[0.13463625710874974,0.13928029412576445,0.1788348721872474,0.19550352291923329,0.20271811631410766,0.20800672002514425,0.21233108903810685,0.2145837163844594,0.22180437790830015,0.22232030320005822,0.22255978251294983,0.22270184602171444,0.2279042354778729,0.23260602147538306,0.2391358512344618,0.24640307589502167,0.24986655428831556,0.2513641600289425,0.25139999294140636,0.25195216393102643,0.2531289600721874,0.2537787484105721,0.2568084353962933,0.2576220704975917,0.2583647650521814],"n_dims_used":44,"mean_confidence":0.8968667117032137},"coverage":{"mean_confidence":0.8968667117032137,"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}}