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Scientists Use Machine Learning and MRI Scans to Predict Learning Difficulties

By MedImaging International staff writers
Posted on 11 Oct 2018
A team of scientists from the Medical Research Council (MRC) Cognition and Brain Sciences Unit at the University of Cambridge (Cambridge, England, UK) used machine learning - a type of artificial intelligence - with data from hundreds of children who struggle at school to identify clusters of learning difficulties, which did not match their previous diagnosis. More...
According to the researchers, this reinforces the need for children to receive detailed assessments of their cognitive skills to identify the best type of support.

For the study, the researchers recruited 550 children who had been referred to a clinic because they were struggling at school. Previous research on learning difficulties has focused on children who had already been diagnosed with a particular difficulty, such as attention deficit hyperactivity disorder (ADHD), an autism spectrum disorder, or dyslexia. The latest study included children with all difficulties, irrespective of their diagnosis, to better capture the range of difficulties within, and overlap between, the diagnostic categories.

The researchers applied machine learning to a broad spectrum of hundreds of struggling learners by supplying the computer algorithm with lots of cognitive testing data from each child, including measures of listening skills, spatial reasoning, problem solving, vocabulary, and memory. Based on these data, the algorithm suggested that the children best fit into four clusters of difficulties. These clusters aligned closely with other data on the children, such as the parents' reports of their communication difficulties, and educational data on reading and math.

However, there was no correspondence with their previous diagnoses. In order to check if these groupings corresponded to biological differences, the groups were checked against MRI brain scans from 184 children. The groupings mirrored patterns in connectivity within parts of the children's brains, suggesting that that the machine learning was identifying differences that partly reflect underlying biology. Two of the four groupings identified were: difficulties with working memory skills, and difficulties with processing sounds in words. The other two clusters identified were: children with broad cognitive difficulties in many areas, and children with typical cognitive test results for their age. The researchers noted that the children in the grouping that had cognitive test results that were typical for their age might still have had other difficulties that were affecting their schooling, such as behavioral difficulties, which had not been included in the machine learning.

"Our study is the first of its kind to apply machine learning to a broad spectrum of hundreds of struggling learners," said Dr Duncan Astle from the MRC Cognition and Brain Sciences Unit at the University of Cambridge, who led the study.

"These are interesting, early-stage findings which begin to investigate how we can apply new technologies, such as machine learning, to better understand brain function," said Dr Joanna Latimer, Head of Neurosciences and Mental Health at the MRC.

Related Links:
University of Cambridge


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88 (59.127807617188): SELECT fid FROM jos_deeppockets WHERE cat=10 AND id=294775249 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
89 (!!!!! 9650.9456634521): SELECT fid FROM jos_deeppockets_archive WHERE cat=10 AND id=294775249 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
90 (409.12628173828): SELECT id,name,title FROM jos_deeppockets WHERE cat=10 AND TYPE='file_folder' AND published=1 AND id != 294743300 AND id != 294743301 AND id != 294743302 AND id != 294743303 AND id != 294743304 AND id != 294743305 AND id != 294743306 AND id != 294743307 AND id != 294743308 AND id != 294743309 AND id != 294743310 AND metakey != 'aacc' ORDER BY `ordering`
91 (77.009201049805): SELECT show_live FROM jos_com_show_setting LIMIT 1
92 (41.007995605469): SELECT show_live FROM jos_com_show_setting LIMIT 1
93 (35.04753112793): SELECT show_live FROM jos_com_show_setting LIMIT 1
94 (35.04753112793): SELECT show_live FROM jos_com_show_setting LIMIT 1
95 (32.901763916016): SELECT show_live FROM jos_com_show_setting LIMIT 1
96 (36.001205444336): SELECT show_live FROM jos_com_show_setting LIMIT 1
97 (36.001205444336): SELECT show_live FROM jos_com_show_setting LIMIT 1
98 (35.04753112793): SELECT show_live FROM jos_com_show_setting LIMIT 1
99 (34.093856811523): SELECT show_live FROM jos_com_show_setting LIMIT 1
100 (34.809112548828): SELECT show_live FROM jos_com_show_setting LIMIT 1
101 (33.140182495117): SELECT show_live FROM jos_com_show_setting LIMIT 1
102 (66.041946411133): SELECT show_live FROM jos_com_show_setting LIMIT 1
103 (36.954879760742): SELECT show_live FROM jos_com_show_setting LIMIT 1
104 (!!!!! 4083.8718414307): SELECT show_live FROM jos_com_show_setting LIMIT 1
105 (236.03439331055): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
106 (68.187713623047): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
107 (!!!!! 2219.9153900146): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294775249 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
108 (!!!!! 1052.8564453125): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets_archive as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294775249 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
109 (668.04885864258): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
110 (304.9373626709): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
111 (144.95849609375): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.id=294775249 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
112 (853.06167602539): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets_archive as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.id=294775249 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
113 (822.06726074219): SELECT dp.name, dp.id, dp2.name as channel, ex.name as author_name, ex.specialization, ex.images FROM jos_deeppockets as dp LEFT JOIN jos_experts as ex ON ex.id = dp.author LEFT JOIN jos_deeppockets as dp2 ON dp2.id = dp.fid WHERE dp.author != 0 AND dp.cat = 10 AND dp.published = 1 AND ( (dp.fid = 294743300) OR (dp.fid = 294743301) OR (dp.fid = 294743302) OR (dp.fid = 294743303) OR (dp.fid = 294743304) OR (dp.fid = 294743305) OR (dp.fid = 294743306) OR (dp.fid = 294743307) OR (dp.fid = 294743308) OR (dp.fid = 294743309) OR (dp.fid = 294743310) ) ORDER BY RAND() LIMIT 1
114 (550.98533630371): SELECT dp.name, dp.id, dp2.name as channel, ex.name as author_name, ex.specialization, ex.images FROM jos_deeppockets as dp LEFT JOIN jos_experts as ex ON ex.id = dp.author LEFT JOIN jos_deeppockets as dp2 ON dp2.id = dp.fid WHERE dp.author != 0 AND dp.cat = 10 AND dp.published = 1 AND ( (dp.fid = 294743300) OR (dp.fid = 294743301) OR (dp.fid = 294743302) OR (dp.fid = 294743303) OR (dp.fid = 294743304) OR (dp.fid = 294743305) OR (dp.fid = 294743306) OR (dp.fid = 294743307) OR (dp.fid = 294743308) OR (dp.fid = 294743309) OR (dp.fid = 294743310) ) ORDER BY RAND() LIMIT 1
115 (174.04556274414): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
116 (82.015991210938): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
117 (90.837478637695): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
118 (61.03515625): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
119 (83.208084106445): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
120 (60.081481933594): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
121 (133.03756713867): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
122 (58.174133300781): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
123 (376.93977355957): SELECT * FROM trending_articles WHERE `journal_id` = 10 AND `timestamp` <= NOW() + INTERVAL 7 DAY ORDER BY `order`
124 (!!!!! 108652.8301239): SELECT * FROM jos_deeppockets WHERE jos_deeppockets.cat = 10 AND jos_deeppockets.type = 'deeppockets_item' AND jos_deeppockets.published = 1 AND jos_deeppockets.created + INTERVAL 14 DAY >= NOW() ORDER BY jos_deeppockets.hits DESC LIMIT 7
125 (658.03527832031): SELECT fid FROM jos_deeppockets WHERE cat=10 AND id=294775249 AND type='deeppockets_item' AND published='1' union SELECT fid FROM jos_deeppockets_archive WHERE cat=10 AND id=294775249 AND type='deeppockets_item' AND published='1' LIMIT 1
126 (!!!!! 30931.949615479): ( SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.video != '' AND dp.video_source != '' AND dp.cat = 10 AND dp.published = 1 AND dp.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) UNION ( SELECT dpa.id, dpa.name, dpa.title, dpa.video, dpa.video_source, dpa.created FROM jos_deeppockets_archive AS dpa WHERE dpa.video != '' AND dpa.video_source != '' AND dpa.cat = 10 AND dpa.published = 1 AND dpa.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) ORDER BY created DESC LIMIT 3
127 (68.902969360352): ( SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.video != '' AND dp.video_source != '' AND dp.cat = 10 AND dp.published = 1 AND dp.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) UNION ( SELECT dpa.id, dpa.name, dpa.title, dpa.video, dpa.video_source, dpa.created FROM jos_deeppockets_archive AS dpa WHERE dpa.video != '' AND dpa.video_source != '' AND dpa.cat = 10 AND dpa.published = 1 AND dpa.type != 'deeppockets_item_link' ORDER BY created DESC LIMIT 3 ) ORDER BY created DESC LIMIT 3
128 (280.85708618164): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803337 LIMIT 1
129 (328.06396484375): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803337 LIMIT 1
130 (334.9781036377): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803276 LIMIT 1
131 (51.021575927734): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294803276 LIMIT 1
132 (429.86869812012): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets_archive AS dp WHERE dp.id = 294803276 LIMIT 1
133 (293.97010803223): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets_archive AS dp WHERE dp.id = 294803276 LIMIT 1
134 (51.021575927734): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294802958 LIMIT 1
135 (42.915344238281): SELECT dp.id, dp.name, dp.title, dp.video, dp.video_source, dp.created FROM jos_deeppockets AS dp WHERE dp.id = 294802958 LIMIT 1
136 (!!!!! 3002.8820037842): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
137 (431.06079101562): SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
138 (366.9261932373): SELECT name FROM jos_deeppockets WHERE id=217
139 (44.822692871094): SELECT name FROM jos_deeppockets WHERE id=217
140 (988.00659179688): SELECT *, DATE_FORMAT(publish_up,'%d %b %Y') AS date_publish_up, DATE_FORMAT(publish_down,'%d %b %Y') AS date_publish_down FROM jos_events WHERE state=1 AND publish_up > NOW() and extra_info REGEXP '((;)|(^))217((;)|($))' AND catid IN (0,110) ORDER BY publish_up ASC LIMIT 3
141 (704.05006408691): SELECT *, DATE_FORMAT(publish_up,'%d %b %Y') AS date_publish_up, DATE_FORMAT(publish_down,'%d %b %Y') AS date_publish_down FROM jos_events WHERE state=1 AND publish_up > NOW() and extra_info REGEXP '((;)|(^))217((;)|($))' AND catid IN (0,110) ORDER BY publish_up ASC LIMIT 3
142 (!!!!! 6388.9026641846): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
143 (108.95729064941): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
144 (!!!!! 17663.955688477): TRUNCATE TABLE jos_trademed_module
145 (!!!!! 6267.0707702637): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294775249 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
146 (789.16549682617): SELECT dp.*, ch.title as channel, exp.name as author_name, exp.specialization as author_specialization, exp.images as author_photo FROM jos_deeppockets_archive as dp LEFT JOIN jos_experts as exp ON exp.id = dp.author LEFT JOIN jos_deeppockets as ch ON dp.fid = ch.id WHERE 1=1 AND dp.cat=10 AND dp.id=294775249 AND (dp.type='deeppockets_item' OR dp.type='deeppockets_item_link') AND dp.published='1' LIMIT 1
147 (!!!!! 1312.0174407959): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
148 (76.055526733398): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND (type='deeppockets_item' OR type='deeppockets_item_link') AND published='1' LIMIT 1
149 (261.78359985352): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
150 (761.98577880859): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
151 (!!!!! 1732.1109771729): SELECT jos_item.* FROM jos_item INNER JOIN jos_number ON jos_item.numberID=jos_number.id WHERE 1=1 AND (jos_item.imgMini<>'') AND jos_item.type='L' AND jos_item.numberID= ( SELECT jos_number.id FROM jos_number WHERE jos_number.journalID IN (10) and jos_number.id in (select distinct jos_number.id from jos_number join jos_item on jos_item.numberid=jos_number.id where jos_item.type='P') ORDER BY (CONVERT(SUBSTRING(issue,1,2),SIGNED) + (CONVERT(SUBSTRING(issue,3,2),SIGNED)*100)) DESC LIMIT 0,1 ) ORDER BY RAND() DESC LIMIT 6
152 (83.92333984375): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
153 (64.849853515625): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
154 (!!!!! 3944.1585540771): SELECT fid FROM jos_deeppockets WHERE cat=10 AND id=294775249 AND type='deeppockets_item' AND published='1' union SELECT fid FROM jos_deeppockets_archive WHERE cat=10 AND id=294775249 AND type='deeppockets_item' AND published='1' LIMIT 1
155 (823.974609375): select distinct links.* from jos_textlinks links join jos_textlinks_placement placement on links.id=placement.link_id where journal_id=(10) and (channel_id=217 or channel_id is null)
156 (131.84547424316): select distinct links.* from jos_textlinks links join jos_textlinks_placement placement on links.id=placement.link_id where journal_id=(10) and (channel_id=217 or channel_id is null)
157 (!!!!! 1410.961151123): SELECT livesite FROM jos_dp_categories WHERE id=10 AND published='1' LIMIT 1
158 (98.943710327148): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
159 (78.916549682617): SELECT * FROM jos_deeppockets WHERE 1=1 AND id=294775249 AND published='1' union SELECT * FROM jos_deeppockets_archive WHERE 1=1 AND id=294775249 AND published='1' LIMIT 1
160 (!!!!! 3592.9679870605): select jos_twitters.link from jos_twitters where cat=10
161 (113.01040649414): select jos_facebook.link from jos_facebook where cat=10
162 (43.869018554688): select jos_google_plus.link from jos_google_plus where cat=10
163 (41.007995605469): select jos_linkedin.link from jos_linkedin where cat=10