{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002598","492:4920002591","492:4920002491","492:4920002101","492:4920002539","492:4920002325","492:4920002748","492:4920001656","492:4920002542","492:4920001609","492:4920001610","492:4920002545","492:4920002439","492:4920002799","492:4920001855","492:4920002597","492:4920001805","492:4920002052","492:4920002695","492:4920002326","492:4920002268","492:4920001797","492:4920002323","492:4920001954","492:4920002650"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.9780863720951778,0.9478527185563701,0.8218403698367033,0.8061440284619612,0.7532147824175611,0.7460577184436458,0.7400046485823667,0.7343702306506456,0.7204907344352327,0.7189563681848737,0.7178330544808663,0.6745413441046285,0.5859582471047062,0.42034057787852946,0.41066324570881513,0.3545989565589679,0.29326845536025115,0.2902943789706244,0.2882218351065075,0.2841538839240016,0.28306687374584205,0.2436173093513429,0.24171625745016725,0.2372749973466659,0.23490107726798878],"twin_dists":[0.027339920133360545,0.0425053419540822,0.08135765398922151,0.08526195442253472,0.09777830126282391,0.09941165598896325,0.1007844114916635,0.10205556319864953,0.10516188714815654,0.1055032753065921,0.10575296818398155,0.11524812163779272,0.13428126936289414,0.1709900092976478,0.17327240182629075,0.18701636007341224,0.2034239861032826,0.2042674070735893,0.20485820786166428,0.2060252616083794,0.20633881311202742,0.21826308418546608,0.21886766198437205,0.22029220676975217,0.22106078377268612],"n_dims_used":44,"mean_confidence":0.9191436767578125},"coverage":{"mean_confidence":0.9191436767578125,"n_dims_used":44,"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}}