{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002021","490:4900002327","490:4900001722","490:4900001572","490:4900003595","490:4900002178","490:4900001708","490:4900001331","490:4900002767","490:4900003896","490:4900001165","490:4900003895","490:4900003074","490:4900001848","490:4900004149","490:4900003460","487:4870002893","490:4900003755","490:4900002333","490:4900001571","490:4900001707","490:4900008313","490:4900003330","490:4900007982","493:4930004309"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,493],"twin_sims":[0.892093345287324,0.8107231887907399,0.778921603824702,0.7305402123403645,0.7199271123249448,0.7187829936804869,0.6235514509387637,0.6205669404545959,0.6204099958313691,0.6197879868687846,0.6188419792916277,0.6173757165672931,0.6139453900839879,0.6133570563023136,0.5989866294810178,0.5823477191157643,0.5796179934768593,0.5744721564614623,0.5483444946003987,0.5406219583583847,0.5368473360649135,0.5214801758391625,0.5168081086213314,0.4995240554015598,0.4914679694560906],"twin_dists":[0.06206438126262602,0.08413393266303915,0.09180663442474724,0.10291616940989554,0.10528733404158468,0.1055418264690848,0.1262289151558409,0.12686840311526645,0.12690202711716775,0.1270352831337517,0.12723793946353396,0.12755202100504853,0.12828671525053378,0.12841271074213326,0.13148994963235622,0.13505542390072803,0.1356409573616286,0.13674539578861986,0.14237129546839422,0.14404187606138452,0.1448600161471069,0.14820312518098194,0.14922387978089685,0.15302053532550827,0.15480238159795592],"n_dims_used":45,"mean_confidence":0.9179782443576389},"coverage":{"mean_confidence":0.9179782443576389,"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}}