{"id":"W1997289088","doi":"10.1007/s12132-014-9225-5","title":"Africa’s Urban Food Deserts","year":2014,"lang":"en","type":"article","venue":"Urban Forum","topic":"Urban Agriculture and Sustainability","field":"Agricultural and Biological Sciences","cited_by":117,"is_retracted":false,"has_abstract":false,"ca_institutions":"Balsillie School of International Affairs","funders":"","keywords":"Food systems; Food security; Disadvantaged; Urbanization; Context (archaeology); Geography; Human geography; City region; Economic growth; Development economics; Economic geography; Economy; Economics; Agriculture","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":[],"consensus_categories":[],"category_scores_codex":[0.0002237315,0.0001870635,0.0001981971,0.000009534837,0.0002577807,0.00007622568,0.0003372057,0.0001300754,0.0003085074],"category_scores_gemma":[0.0001196022,0.00006053145,0.0001579557,0.0003088637,0.00006088261,0.000140891,0.0001014039,0.0001336933,0.0001233589],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000456526,"about_ca_system_score_gemma":0.000006155286,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005890284,"about_ca_topic_score_gemma":0.0005081372,"domain_scores_codex":[0.9985444,0.00008877947,0.0002017914,0.0003701508,0.0002230401,0.0005718442],"domain_scores_gemma":[0.999411,0.0001377084,0.00006291224,0.0001158472,0.00008945557,0.0001830487],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00003206428,0.000250898,0.1904868,0.00001249511,0.00002942835,0.000003124303,0.0003945966,0.000001353364,0.0076655,0.02603633,0.7522596,0.02282787],"study_design_scores_gemma":[0.0001086955,0.0006100495,0.08061735,0.000005126313,0.00001068302,0.000002966659,0.0004473056,0.00002939583,0.0006291787,0.005483492,0.911816,0.0002397645],"study_design_candidate":"not_applicable","study_design_consensus":"not_applicable","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9313056,0.0005667451,0.00003546292,0.005821581,0.000255943,0.0003610383,0.00002606515,0.0003075051,0.06132004],"genre_scores_gemma":[0.9909959,0.000002065494,0.00003761336,0.0004984019,0.0004372348,0.00002198944,0.00003690391,0.000001237082,0.007968615],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1595564,"threshold_uncertainty_score":0.337794,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01105056523170575,"score_gpt":0.1691704374800934,"score_spread":0.1581198722483877,"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."}}