{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007863","490:4900009180","490:4900009701","490:4900009702","490:4900009490","490:4900008967","490:4900009389","490:4900008071","490:4900009394","490:4900009492","490:4900009999","490:4900009408","490:4900009801","490:4900008980","490:4900009793","490:4900009507","490:4900007851","490:4900009593","490:4900007963","490:4900007848","490:4900010560","490:4900008515","490:4900008977","490:4900008305","490:4900009695"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8060916521183197,0.6515996549971957,0.6402593648943635,0.6036940109153992,0.5938835798691214,0.5864461767285537,0.5831308088673812,0.5806000766699743,0.5784054756394917,0.570820693838454,0.5488662253915205,0.5440211862251895,0.4918845495788232,0.4815564316798948,0.4660306000978522,0.4636680916740704,0.4625868604448592,0.457071580042075,0.44154243532053467,0.4000104363485251,0.38159599070503125,0.3638399829832864,0.3630780748947655,0.3605163096761258,0.3520505179518978],"twin_dists":[0.08527480718025544,0.12020582712231273,0.12264469815179159,0.13048189433922205,0.13258295698919698,0.13417667429954236,0.13488748817945775,0.1354302726537113,0.13590111793710172,0.13752967936809268,0.14225857996373525,0.14330601725657774,0.1547100354165308,0.15700658372002524,0.16048871399959339,0.16102198054705,0.1612663524860021,0.16251603790148594,0.16606484973639146,0.1758123211420711,0.18027709552198715,0.18468144013133864,0.18487279820114402,0.1855177003109361,0.1876657667137044],"n_dims_used":45,"mean_confidence":0.9189468383789062},"coverage":{"mean_confidence":0.9189468383789062,"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}}