{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006565","490:4900006933","490:4900006563","490:4900006807","490:4900006932","490:4900007407","490:4900007655","490:4900006685","490:4900007299","490:4900006682","490:4900006445","490:4900006683","490:4900006910","490:4900007301","490:4900007305","491:4910002763","490:4900003786","490:4900006806","490:4900007654","490:4900005431","491:4910001571","490:4900007536","490:4900002220","490:4900007405","490:4900007068"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490],"twin_sims":[0.309254510494661,0.15731530330676852,0.14865046694104883,0.13351906982805845,0.1311578928753354,0.12485036721257481,0.1023898249884789,0.08688248827771494,0.07946999120754046,0.076654959925035,0.07477241656358186,0.0602733076500361,0.05723583383549149,0.05297854715669342,0.049406277665970506,0.047396077527225036,0.044685886848306815,0.03939831021870392,0.0365592380233376,0.03596569987657209,0.028784122283448604,0.028460134222675123,0.027633977815056006,0.027595463128738146,0.027483682312145673],"twin_dists":[0.19897438470558634,0.24978501791983393,0.25358189626220295,0.260624862734898,0.2617770599771265,0.26493372443789753,0.2772732362968147,0.28709011921569993,0.2922825724917384,0.2943565052645237,0.29577791636301765,0.3078253268943494,0.3106458254382155,0.3148146973261167,0.318533048473675,0.32072508222195467,0.32380694928664283,0.3303018635541332,0.33409925347846786,0.33492460137181435,0.3459604458663807,0.3465118969262081,0.34794289847904264,0.34801050417834656,0.3482071765324161],"n_dims_used":45,"mean_confidence":0.886737569173177},"coverage":{"mean_confidence":0.886737569173177,"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}}