{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002304","492:4920002707","492:4920001879","492:4920001826","492:4920002180","492:4920001825","492:4920001712","492:4920001824","492:4920001043","492:4920003005","492:4920003000","492:4920000985","492:4920001811","492:4920002764","492:4920001767","492:4920002678","492:4920001972","492:4920002299","492:4920002779","492:4920001080","495:4950002925","492:4920002391","492:4920003765","492:4920003149","492:4920001917"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,495,492,492,492,492],"twin_sims":[0.2502637856854039,0.2493988019542812,0.2414409216992785,0.23440198080798294,0.2259235543201107,0.19526554687481393,0.13355139336266275,0.12847427990477644,0.12480272815938198,0.12044654584040432,0.1203674854207972,0.11327552070422124,0.11237016270166576,0.11153227624833209,0.10844412518066186,0.1076646141828404,0.10709704713702432,0.10597740331815188,0.10076039256996241,0.0997352081306032,0.09885854313839947,0.09782250078596573,0.09425015543283422,0.09367413681321042,0.08616462908604461],"twin_dists":[0.2161729357093345,0.21644291894150694,0.21895547991241454,0.2212230162949438,0.22401437317021566,0.23473856067004453,0.2606091963827259,0.26310574542655385,0.2649580211048673,0.26721019927302825,0.26725164390822015,0.27105724572649686,0.2715561449428886,0.27202063365030177,0.2737562093291807,0.27420034265277665,0.2745252906486863,0.27517025835553216,0.27824740877170234,0.2788666566158937,0.27940015950512415,0.28003545619639536,0.28226735965249594,0.28263345182554084,0.28757716366566527],"n_dims_used":45,"mean_confidence":0.920452372233073},"coverage":{"mean_confidence":0.920452372233073,"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}}