{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003058","488:4880003290","488:4880003453","488:4880002677","481:4810000907","481:4810001370","481:4810000935","488:4880001773","488:4880002474","481:4810000551","481:4810001282","481:4810001375","488:4880001762","488:4880002311","488:4880003298","488:4880002024","488:4880002314","488:4880003009","488:4880004057","481:4810000552","488:4880003143","488:4880002597","481:4810001981","481:4810001517","488:4880001593"],"twin_admin_codes":[488,488,488,488,481,481,481,488,488,481,481,481,488,488,488,488,488,488,488,481,488,488,481,481,488],"twin_sims":[0.8078627719094635,0.6988764648479387,0.6554506552710463,0.6476126586473124,0.6404721458310978,0.6361379177640927,0.6260400793715571,0.6191823618883752,0.615919423377653,0.605043253807844,0.5970606024699209,0.5899721316320647,0.5873310843712288,0.5849629986737201,0.5654824426730959,0.5638401721217838,0.5513039281324233,0.5507168113820209,0.5496077516527287,0.5486231396151763,0.5472537490874129,0.5442853728055475,0.5403583266755869,0.5375815589142922,0.537313506012918],"twin_dists":[0.08483957249190441,0.10993877783862753,0.11937609838060291,0.12106399401268199,0.12259899096744638,0.12352967155856057,0.1256955435287986,0.1271650233196406,0.12786393987671132,0.13019298145074124,0.1319024448062818,0.13342098782730574,0.13398699493738292,0.13449463342663398,0.1386772544247259,0.13903055681401805,0.14173216880306735,0.14185891935197814,0.14209841017446134,0.14231109435082964,0.14260700011822833,0.14324886157713565,0.14409898218423184,0.14470078860448948,0.14475891508433655],"n_dims_used":45,"mean_confidence":0.9229005601671006},"coverage":{"mean_confidence":0.9229005601671006,"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}}