{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870009144","487:4870010356","487:4870010357","487:4870011128","487:4870009155","487:4870008875","487:4870011374","487:4870010882","487:4870011257","487:4870008587","487:4870008873","487:4870008872","487:4870011006","487:4870009157","487:4870008440","487:4870011004","487:4870010875","487:4870010611","487:4870009004","487:4870009147","487:4870008297","487:4870011608","487:4870010102","487:4870010874","665:6650002807"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,665],"twin_sims":[0.6918916840638015,0.4201186669665688,0.39607291118827864,0.37546766407322485,0.35102125334119877,0.339670407162286,0.30847334731113135,0.2968768532943367,0.29048485921955497,0.2763227298774117,0.2729553861014907,0.2582525326131453,0.25307336232795896,0.24803404660293094,0.230281182221031,0.2127565802933237,0.2087293731453843,0.2076404954204143,0.19818259308656816,0.1970130833652187,0.1868609365713938,0.185814000774763,0.18552101234028998,0.17228921469987304,0.16864389166638802],"twin_dists":[0.11146921703715615,0.1710420931169194,0.17675883993619457,0.18178558717838847,0.18792874272770502,0.19085625043599752,0.1991886695890917,0.20240744983623143,0.20421323504659186,0.20830068431767937,0.2092911883468397,0.21370706704284495,0.21530008403430492,0.21687011512619786,0.2225712396394245,0.22849101561709065,0.22989741321954799,0.2302808399644572,0.23367062263829128,0.2340974674538223,0.23787891315262435,0.23827697406121567,0.2383886548603651,0.24356787063907004,0.24504434787541968],"n_dims_used":43,"mean_confidence":0.9022559232490007},"coverage":{"mean_confidence":0.9022559232490007,"n_dims_used":43,"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}}