{"id":"W2130672304","doi":"10.1109/twc.2007.05804","title":"Spectral Characteristics of M-ary Code Shift Keying Based Impulse Radios: Effects of Code Design","year":2007,"lang":"en","type":"article","venue":"IEEE Transactions on Wireless Communications","topic":"Ultra-Wideband Communications Technology","field":"Engineering","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University","funders":"","keywords":"Time-hopping; Pulse-position modulation; Computer science; Code rate; Phase-shift keying; Pulse-amplitude modulation; Constant-weight code; Baseband; Code (set theory); Keying; Spectral density; Low-density parity-check code; Electronic engineering; Decoding methods; Telecommunications; Ultra-wideband; Algorithm; Bit error rate; Concatenated error correction code; Set (abstract data type); Bandwidth (computing); Block code; Pulse (music); Engineering","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0004036194,0.0002719,0.0004750945,0.000554571,0.0002606979,0.00001424657,0.001623447,0.0002456879,0.00002326393],"category_scores_gemma":[0.00003336504,0.0003199202,0.0001832501,0.0007874111,0.0004477922,0.0001311359,0.000009390871,0.0007636935,0.00001097005],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001534286,"about_ca_system_score_gemma":0.00008960142,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00004801729,"about_ca_topic_score_gemma":0.0002461265,"domain_scores_codex":[0.9982428,0.0001863703,0.0008304175,0.0001879064,0.000200086,0.0003523986],"domain_scores_gemma":[0.9940667,0.002316613,0.0001922984,0.003190691,0.000117876,0.0001158938],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0003132638,0.004048085,0.0006730756,0.001093023,0.0009957879,0.00001257095,0.003842724,0.1156387,0.6613237,0.004699132,0.0001700635,0.20719],"study_design_scores_gemma":[0.001157006,0.0002365796,0.004168163,0.0003961378,0.0002343717,0.00001234464,0.000135423,0.09979945,0.8927061,0.0002699558,0.0003963444,0.0004881152],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.1189885,0.0004333828,0.8787547,0.0002367484,0.0001840657,0.0004926544,0.0001215631,0.0004874072,0.0003010238],"genre_scores_gemma":[0.9614702,0.001264173,0.03698196,0.00003925076,0.000008732435,0.0001232069,0.00002710701,0.00007251152,0.00001283554],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.8424817,"threshold_uncertainty_score":0.9999253,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0171101237173078,"score_gpt":0.2452498344886654,"score_spread":0.2281397107713576,"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."}}