{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003235","490:4900007156","491:4910002204","491:4910003152","487:4870000000","494:4940006443","491:4910002061","492:4920006387","491:4910002961","491:4910002109","490:4900007279","490:4900008767","466:4660013286","490:4900007524","490:4900007763","490:4900009098","487:4870000321","466:4660012405","491:4910003319","491:4910002896","487:4870000035","491:4910003444","466:4660013288","494:4940005044","466:4660012953"],"twin_admin_codes":[491,490,491,491,487,494,491,492,491,491,490,490,466,490,490,490,487,466,491,491,487,491,466,494,466],"twin_sims":[0.0005039806824682229,0.00034393735062941417,0.00026691940319455035,0.00019697323182216091,0.00015814458757034368,0.00012637085030538407,0.0001055890757240521,0.00006084935012690069,0.00005531580446318557,0.00005086347727151965,0.00003613461661288514,0.000028388966400815868,0.00002292860563567277,0.00001887521070121875,0.000016674980968733913,0.00001467131427952224,0.000014101412465728503,0.000009118743500370022,0.000008947249926254594,0.000007226455056450017,0.000006709785217475424,0.000006314350536009191,0.000006041442310016067,0.0000050178133973907285,0.000004889872769454084],"twin_dists":[0.5061098163689137,0.5186872582237966,0.5268668384757026,0.5365071752838092,0.5433660741265537,0.5502844930840602,0.5557643484785021,0.5722473714475645,0.5750507892070874,0.5775068948177258,0.5874077978221829,0.5942949253941412,0.600327177051995,0.6057683880070005,0.6092096740250101,0.6127438225358889,0.6138334764478179,0.6256979859543903,0.6262095905827492,0.6319367978281974,0.6339137302979412,0.6355279189309165,0.6366994655941804,0.6415987987255566,0.6422774472324276],"n_dims_used":45,"mean_confidence":0.8957460191514757},"coverage":{"mean_confidence":0.8957460191514757,"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}}