{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007993","490:4900008108","490:4900008998","490:4900009108","490:4900009001","490:4900009220","490:4900008886","490:4900009431","490:4900008555","491:4910005510","491:4910005512","490:4900009114","490:4900009830","491:4910005515","490:4900007764","490:4900008458","490:4900008121","490:4900009630","490:4900008882","490:4900008558","490:4900009214","490:4900010137","491:4910005407","490:4900009636","491:4910005400"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,491,490,490,491,490,490,490,490,490,490,490,490,491,490,491],"twin_sims":[0.13850549418777383,0.1353340577590737,0.11402109130466685,0.09738950695604039,0.08903082772562071,0.07257052472649893,0.06408314093170966,0.05578689791840064,0.05080941035749031,0.04740411746862072,0.04731539777337207,0.04570384040718969,0.036108086616954284,0.03561803686827687,0.03408009681390621,0.03133671111849535,0.03125459107566717,0.029173852060202385,0.0281925694456662,0.026564400404996802,0.025243148115650843,0.02499439804038097,0.02437847449811197,0.022713498744694024,0.02268409130398049],"twin_dists":[0.2582409939141849,0.25974956262017473,0.2706486992667496,0.28030253136386957,0.2856514041432438,0.2974775874486919,0.30444829060370165,0.3120349761939067,0.31704667117316404,0.32071616161394356,0.32081466946666304,0.32263148954028653,0.33472555581728414,0.3354134353142433,0.33762579666278153,0.34179278779992095,0.3419222574505992,0.3453041187840016,0.3469713944880023,0.3498512688595915,0.3523023767138581,0.3527761914041517,0.353967178017928,0.35732226208330686,0.357383413277831],"n_dims_used":45,"mean_confidence":0.8835572136773003},"coverage":{"mean_confidence":0.8835572136773003,"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}}