{"id":"W2000472206","doi":"10.2118/139815-ms","title":"Sandstone Acidizing Using A New Class of Chelating Agents","year":2011,"lang":"en","type":"article","venue":"SPE International Symposium on Oilfield Chemistry","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":48,"is_retracted":false,"has_abstract":true,"ca_institutions":"AkzoNobel (Canada)","funders":"","keywords":"Precipitation; Magnesium; Chelation; Dolomite; Geology; Mineralogy; Calcium; Permeability (electromagnetism); Bentonite; Chemistry; Inorganic chemistry; Organic chemistry; Geotechnical 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001398473,0.000299189,0.0001820003,0.0002040509,0.00009166237,0.0001625813,0.0002219165,0.0001770457,0.0004121878],"category_scores_gemma":[0.0001343196,0.00008960257,0.0001799163,0.0001097553,0.0001370899,0.0001223583,0.0001542596,0.0002505209,0.0001668181],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001138357,"about_ca_system_score_gemma":0.0001161734,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004112012,"about_ca_topic_score_gemma":0.0009342498,"domain_scores_codex":[0.9999181,0.00001350143,0.000007683409,0.00002696594,0.00002178869,0.00001200992],"domain_scores_gemma":[0.9998878,0.00002045723,0.00003855649,0.0000123203,0.00002352083,0.00001746254],"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":[0.00002128898,0.000008170809,0.0001488317,0.00003469454,0.000002478955,0.0000174497,0.000005251642,0.00003401463,0.9975591,0.00001328254,0.00001633126,0.002139068],"study_design_scores_gemma":[0.000008872109,0.0003153697,0.001870665,0.000003623067,0.00001346803,0.0001610416,0.000008787448,0.0004664251,0.9942042,0.000009450709,0.00293422,0.000003859947],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9783332,0.003142141,0.01646871,0.00008764653,0.00003588136,0.00007611502,0.0001175125,0.0002117949,0.001526894],"genre_scores_gemma":[0.9575627,0.001335326,0.03837179,0.0001130723,0.00002201839,0.00005433657,0.0001838915,0.00002112395,0.002335688],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0004121878,"threshold_uncertainty_score":0.001378953,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02279804683620089,"score_gpt":0.242117623081934,"score_spread":0.2193195762457331,"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."}}