{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004611","490:4900006914","490:4900007040","490:4900007163","490:4900007042","490:4900004343","490:4900007041","490:4900004342","490:4900004748","490:4900009824","490:4900009926","490:4900010031","490:4900006672","490:4900004613","490:4900010487","490:4900009521","490:4900006551","490:4900007044","490:4900010583","490:4900007162","490:4900006554","490:4900008547","490:4900004895","490:4900010656","490:4900009417"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5370771084677499,0.26140538085163156,0.24872504632035713,0.2261374888974486,0.20891436007164832,0.14210467504090865,0.07730926432852282,0.057581580576707515,0.04603003722019133,0.029908612452459155,0.023781069013468256,0.014835704928562597,0.0038272946097303055,0.0027657270281719083,0.0025909695681074433,0.0025575611268609205,0.00245957995876823,0.0015818438041058727,0.0014374783366641124,0.001421916593711089,0.0013366381056651576,0.0011500807495116148,0.0011354359469294235,0.001063242294274621,0.0009920750686965003],"twin_dists":[0.14481018188730213,0.21274716679572617,0.2166536304712228,0.22394309528024417,0.22983240921651005,0.2565598980705477,0.29386905935782276,0.3103186410448021,0.32225946362703217,0.3440869478934482,0.3551474995506413,0.37689202559621166,0.4333060229235669,0.4457723685796158,0.4482353392765605,0.4487234453351081,0.4501894373313848,0.46643438589832,0.46988240787362784,0.4702729756675979,0.4724860870240491,0.4778224517654125,0.4782746311491203,0.48058587484259335,0.4830112949219576],"n_dims_used":44,"mean_confidence":0.8933007500388406},"coverage":{"mean_confidence":0.8933007500388406,"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}}