{"id":"W304755919","doi":"10.1139/tcsme-2011-0031","title":"SINGULARITY ANALYSIS OF THE 4 <u>R</u>UU PARALLEL MANIPULATOR USING GRASSMANN-CAYLEY ALGEBRA","year":2011,"lang":"en","type":"article","venue":"Transactions of the Canadian Society for Mechanical Engineering","topic":"Robotic Mechanisms and Dynamics","field":"Engineering","cited_by":11,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université Laval","funders":"Agence Nationale de la Recherche","keywords":"Jacobian matrix and determinant; Singularity; Mathematics; Parallel manipulator; Rotation (mathematics); Exterior algebra; Infinity; Matrix (chemical analysis); Algebra over a field; Pure mathematics; Mathematical analysis; Geometry; Computer science; Applied mathematics; Robot; Artificial intelligence","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00037354,0.0004894541,0.0004270929,0.0009744095,0.0005994307,0.0005295118,0.0005140584,0.0003642592,0.002136126],"category_scores_gemma":[0.0005422529,0.000156618,0.0005461135,0.0004387525,0.001119224,0.001094699,0.000650332,0.0005856412,0.0003765036],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004542791,"about_ca_system_score_gemma":0.0005547114,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00132472,"about_ca_topic_score_gemma":0.0007181154,"domain_scores_codex":[0.9997708,0.00004129721,0.00001231365,0.00004294018,0.00009652257,0.00003611149],"domain_scores_gemma":[0.99981,0.0000239116,0.00004939449,0.00001558256,0.00006661776,0.00003449528],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00008786861,0.00004370336,0.001205752,0.00009047597,0.00003104407,0.00103319,0.0003923633,0.05911451,0.02618565,0.8829468,0.001169271,0.02769936],"study_design_scores_gemma":[0.0000244877,0.0002467876,0.002162873,0.00002235025,0.0000193135,0.0005650056,0.0002335602,0.3903842,0.004952006,0.5974146,0.003903983,0.00007079745],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4926261,0.0005201091,0.4831306,0.0002179304,0.00005925883,0.00005994574,0.00008083732,0.0001366821,0.02316847],"genre_scores_gemma":[0.9511693,0.0003956509,0.04241665,0.00005015914,0.00006929854,0.00003988208,0.0001238672,0.00003558927,0.005699677],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002136126,"threshold_uncertainty_score":0.007146001,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02799821525792813,"score_gpt":0.200823686065819,"score_spread":0.1728254708078908,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}