{"id":"W4206918895","doi":"10.1007/s13398-022-01210-y","title":"Short-time special affine Fourier transform for quaternion-valued functions","year":2022,"lang":"es","type":"article","venue":"Revista de la Real Academia de Ciencias Exactas Físicas y Naturales Serie A Matemáticas","topic":"Mathematical Analysis and Transform Methods","field":"Mathematics","cited_by":15,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Victoria","funders":"Science and Engineering Research Board","keywords":"Fourier transform; Mathematics; Quaternion; Affine transformation; Fourier inversion theorem; Fractional Fourier transform; Context (archaeology); Algebra over a field; Fourier analysis; Pure mathematics; Mathematical analysis; Geometry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"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":[0.0008165922,0.0007349793,0.0004571137,0.001634911,0.0004139279,0.00146293,0.0005385125,0.001021618,0.006220243],"category_scores_gemma":[0.002994084,0.0001732936,0.0006125169,0.001035573,0.001380394,0.002407522,0.0008279462,0.001326576,0.0008520514],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005403326,"about_ca_system_score_gemma":0.0003344035,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005290709,"about_ca_topic_score_gemma":0.0003171829,"domain_scores_codex":[0.9997256,0.00007237116,0.00001685557,0.0000692508,0.00008218875,0.00003363219],"domain_scores_gemma":[0.9993184,0.0002069378,0.0001247592,0.00009733244,0.0001614494,0.00009121998],"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":[0.0001049191,0.00003035621,0.0003864678,0.0000852635,0.00002109558,0.0003021381,0.0002584827,0.00593293,0.01077652,0.9474813,0.001499288,0.03312125],"study_design_scores_gemma":[0.00002348512,0.00009845139,0.001815627,0.00003924111,0.00002216571,0.001007321,0.0002004229,0.1399365,0.00442793,0.8413161,0.011061,0.00005173774],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2447305,0.004184279,0.696596,0.001528437,0.001454928,0.00003433563,0.0002378452,0.0002869106,0.05094686],"genre_scores_gemma":[0.9208393,0.002752378,0.04823229,0.000350092,0.001191372,0.00004105902,0.000374637,0.0001905057,0.02602844],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.006220243,"threshold_uncertainty_score":0.02080882,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02539012697149664,"score_gpt":0.3391909398954391,"score_spread":0.3138008129239425,"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."}}