{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001868","491:4910002518","491:4910001754","491:4910001971","491:4910001917","491:4910002018","491:4910001516","491:4910002062","491:4910002568","491:4910002116","491:4910002313","491:4910001910","491:4910002011","497:4970000566","491:4910001574","491:4910003062","490:4900004051","491:4910001694","491:4910002965","490:4900006669","490:4900012790","491:4910002915","491:4910001811","497:4970000502","491:4910001635"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,490,491,491,490,490,491,491,497,491],"twin_sims":[0.0312812680294119,0.0011694581000131652,0.0007946745831655822,0.0007438423566193317,0.000310864484631017,0.00025992899511119547,0.00022486818832831074,0.00021533490196335968,0.00020876920824575778,0.00016453999516162049,0.0001636084157892243,0.00014322617686211568,0.00014302437667014462,0.00012100619582571694,0.00011109579104871777,0.00009356104917196158,0.00009026417879476647,0.00008838893982443173,0.00007266856100777251,0.00005735382639731982,0.00005520103579089815,0.00005058028348781364,0.00003935981246883276,0.00003536516911840183,0.000032343598416702325],"twin_dists":[0.3418801669405055,0.47723227477591185,0.490697983458375,0.4929650084388316,0.5219646913582704,0.5277157636928316,0.5323268690867309,0.5336977442638151,0.5346754935793258,0.5421340344366471,0.5423106589589969,0.5464332431215958,0.5464767640942438,0.5516125513120456,0.5542192766366139,0.5594228447000417,0.5605034362762499,0.5611348540829605,0.5669910700278156,0.5739885504557612,0.575111706912342,0.5776699440333571,0.5849476909888929,0.588025530674443,0.5905818489498866],"n_dims_used":45,"mean_confidence":0.897231207953559},"coverage":{"mean_confidence":0.897231207953559,"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}}