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8:00 AMOpening Keynote: Putting IBM Watson to Work
Manoj Saxena General ManagerWatson SolutionsIBM Software Group
Mr. Saxena will discuss how IBM is scaling the Watson computer system for business solutions. Find out how Watson’s ability to quickly and accurately understand natural language will impact industries such as healthcare, finance, and many others.
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On February 14, 2011, IBM Watson changed history introducing a system that rivaled a human’s ability to answer questions posed in natural language with speed, accuracy and confidence.
Why is it so hard for computers to understand humans
Where wasEinstein
born?
Source: Excel File, Database, etc.Source: Excel File, Database, etc. Source: Jack Welch and the GE Way, Robert SlaterSource: Jack Welch and the GE Way, Robert Slater
•Extract Symptoms from record•Use paraphrasings mined from text to handle alternate phrasings and variants•Perform broad search for possible diagnoses•Score Confidence in each diagnosis based on evidence so far
•Extract Symptoms from record•Use paraphrasings mined from text to handle alternate phrasings and variants•Perform broad search for possible diagnoses•Score Confidence in each diagnosis based on evidence so far
•Identify negative Symptoms•Reason with mined relations to explain away symptoms (thirst is consistent w/ UTI)
•Identify negative Symptoms•Reason with mined relations to explain away symptoms (thirst is consistent w/ UTI)
•Extract Family History•Use Medical Taxonomies to generalize medical conditions to the granularity used by the models
•Extract Family History•Use Medical Taxonomies to generalize medical conditions to the granularity used by the models
•Extract Patient History
•Extract Medications•Use database of drug side-effects•Together, multiple diagnoses may best explain symptoms•Extract Findings: Confirms that UTI was present
•Extract Patient History
•Extract Medications•Use database of drug side-effects•Together, multiple diagnoses may best explain symptoms•Extract Findings: Confirms that UTI was present
Most Confident Diagnosis: EsophagitisMost Confident Diagnosis: Diabetes
Sym
ptom
s
UTIUTI
DiabetesDiabetes
InfluenzaInfluenza
hypokalemiahypokalemia
Renal failureRenal failure
no abdominal painno back painno coughno diarrhea
(Thyroid Autoimmune)
EsophagitisEsophagitis
pravastatinAlendronate
levothyroxinehydroxychloroquine
Diagnosis Models
frequent UTI
cutaneous lupus
hyperlipidemiaosteoporosis
hypothyroidism
Symptom
sFam
. HistoryP
at. History
Medications
Findings Confidence
Most Confident Diagnosis: Influenza
difficulty swallowing
dizziness
anorexia
fever dry mouththirst
frequent urination
Most Confident Diagnosis: UTI
Fam
ily H
isto
ryGraves’ Disease
Oral cancerBladder cancerHemochromatosisPurpura
Pat
ien
t H
isto
ryM
edic
ation
s
A 58-year-old woman presented to her primary care physician after several days of dizziness, anorexia, dry mouth, increased thirst, and frequent urination. She had also had a fever and reported that food would “get stuck” when she was swallowing. She reported no pain in her abdomen, back, or flank and no cough, shortness of breath, diarrhea, or dysuria. Her family history included oral and bladder cancer in her mother, Graves' disease in two sisters, hemochromatosis in one sister, and idiopathic thrombocytopenic purpura in one sister. Her history was notable for cutaneous lupus, hyperlipidemia, osteoporosis, frequent urinary tract infections, three uncomplicated cesarean sections, a left oophorectomy for a benign cyst, and primary hypothyroidism, which had been diagnosed a year earlier. Her medications were levothyroxine, hydroxychloroquine, pravastatin, and alendronate. A urine dipstick was positive for leukocyte esterase and nitrites. The patient was given a prescription for ciprofloxacin for a urinary tract infection and was advised to drink plenty of fluids. On a follow-up visit with her physician 3 days later, her fever had resolved, but she reported continued weakness and dizziness despite drinking a lot of fluids. Her supine blood pressure was 120/80 mm Hg, and her pulse was 88 beats per minute; on standing, her systolic blood pressure was 84 mm Hg, and her pulse was 92 beats per minute. A urine specimen obtained at her initial presentation had been cultured and grew more than 100,000 colonies of Escherichia coli, which is sensitive to ciprofloxacin.
A 58-year-old woman presented to her primary care physician after several days of dizziness, anorexia, dry mouth, increased thirst, and frequent urination. She had also had a fever and reported that food would “get stuck” when she was swallowing. She reported no pain in her abdomen, back, or flank and no cough, shortness of breath, diarrhea, or dysuria. Her family history included oral and bladder cancer in her mother, Graves' disease in two sisters, hemochromatosis in one sister, and idiopathic thrombocytopenic purpura in one sister. Her history was notable for cutaneous lupus, hyperlipidemia, osteoporosis, frequent urinary tract infections, three uncomplicated cesarean sections, a left oophorectomy for a benign cyst, and primary hypothyroidism, which had been diagnosed a year earlier. Her medications were levothyroxine, hydroxychloroquine, pravastatin, and alendronate. A urine dipstick was positive for leukocyte esterase and nitrites. The patient was given a prescription for ciprofloxacin for a urinary tract infection and was advised to drink plenty of fluids. On a follow-up visit with her physician 3 days later, her fever had resolved, but she reported continued weakness and dizziness despite drinking a lot of fluids. Her supine blood pressure was 120/80 mm Hg, and her pulse was 88 beats per minute; on standing, her systolic blood pressure was 84 mm Hg, and her pulse was 92 beats per minute. A urine specimen obtained at her initial presentation had been cultured and grew more than 100,000 colonies of Escherichia coli, which is sensitive to ciprofloxacin.
Find
ings
supine 120/80 mm HG
urine dipstick: leukocyte esterase
urine culture: E. Coliheart rate: 88 bpm
Putting the pieces together at point of impact can be life changing