Table 2 Top-5 words/tokens loading most strongly on each of the learned k = 1…50 topical/thematic bases (row vectors of \(\phi\)), along with the per-topic word occurrence probabilities, from the fitted NMF model (with K = 50 latent bases)
From: Quality indices for topic model selection and evaluation: a literature review and case study
| Â | Word 1 | Word 2 | Word 3 | Word 4 | Word 5 |
|---|---|---|---|---|---|
Topic 1 | tylenol (34.7) | advil (9.1) | tab (2.6) | headache (2.5) | tabs (2.3) |
Topic 2 | mg (44.8) | tab (2.1) | tabs (1.7) | capsules (1.4) | po (1.3) |
Topic 3 | fever (33.9) | diarrhea (2.5) | vomiting (2.4) | tylenoladvil (2.3) | viral (2.1) |
Topic 4 | neck (21.1) | head (4.2) | arm (2.8) | headache (2.3) | headaches (2.0) |
Topic 5 | bw (31.2) | iron (3.2) | tsh (2.3) | ferritin (1.9) | thyroid (1.7) |
Topic 6 | work (46.7) | social (4.5) | stress (3.4) | working (3.2) | treatment (2.7) |
Topic 7 | bp (57.8) | systolic (3.7) | diastolic (3.3) | htn (2.7) | norvasc (1.5) |
Topic 8 | sleep (36.9) | bed (4.6) | sleeping (3.2) | apnea (2.5) | insomnia (2.2) |
Topic 9 | anxiety (30.4) | anxious (4.3) | panic (3.1) | social (2.5) | counselling (2.4) |
Topic 10 | flu (36.7) | shot (31.9) | anaphylactic (3.0) | influenza (2.8) | ibuprofen (2.0) |
Topic 11 | weight (32.1) | kg (9.0) | bmi (4.7) | height (3.7) | lbs (2.8) |
Topic 12 | pain (51.7) | palpation (1.7) | flexion (1.2) | physio (1.0) | arm (1.0) |
Topic 13 | ear (31.0) | hearing (5.7) | ears (5.3) | wax (4.9) | cerumen (4.8) |
Topic 14 | eating (4.9) | diet (4.3) | food (3.6) | wt (3.2) | snack (2.7) |
Topic 15 | throat (23.3) | sore (12.8) | strep (4.0) | viral (2.8) | nodes (2.6) |
Topic 16 | rx (43.4) | shingrix (1.4) | ativan (1.3) | ra (1.3) | abx (1.2) |
Topic 17 | meds (43.1) | bmd (1.3) | vit (1.2) | chronic (1.1) | bone (1.1) |
Topic 18 | pap (12.4) | bleeding (3.8) | vaginal (2.6) | discharge (2.4) | pelvic (2.3) |
Topic 19 | vaccine (20.5) | influenza (8.2) | flu (7.8) | allergy (5.6) | fever (5.2) |
Topic 20 | dose (31.3) | medication (9.8) | immunization (5.0) | injection (3.8) | shingrix (2.7) |
Topic 21 | breast (26.7) | cancer (3.2) | nipple (3.0) | mammogram (2.4) | lump (2.2) |
Topic 22 | medications (14.6) | allergy (6.4) | drug (5.0) | capsules (5.0) | capsule (4.7) |
Topic 23 | cough (25.7) | sob (3.1) | ventolin (2.9) | asthma (2.6) | coughing (2.5) |
Topic 24 | bilat (26.4) | masses (2.1) | neuro (1.9) | limbs (1.8) | head (1.7) |
Topic 25 | heart (19.7) | bpm (17.2) | systolic (16.2) | diastolic (16.0) | bp (2.4) |
Topic 26 | urine (13.6) | uti (6.8) | urinary (4.3) | dysuria (3.8) | hematuria (3.4) |
Topic 27 | eye (27.5) | vision (5.6) | drops (4.9) | eyes (4.5) | discharge (3.9) |
Topic 28 | symptoms (41.6) | nausea (1.6) | urinary (1.6) | headache (1.4) | gi (1.2) |
Topic 29 | foot (11.9) | swelling (7.3) | ankle (4.2) | toe (3.7) | feet (2.3) |
Topic 30 | sx (41.1) | neuro (3.0) | gi (2.5) | urinary (2.0) | melena (1.5) |
Topic 31 | mother (29.6) | father (5.5) | parents (2.1) | sister (2.0) | mothers (1.6) |
Topic 32 | mood (22.3) | cipralex (4.3) | depression (3.1) | counselling (3.0) | speech (2.7) |
Topic 33 | exercise (6.1) | diet (5.0) | ldl (3.4) | screening (2.0) | cancer (2.0) |
Topic 34 | tablets (27.3) | tablet (26.4) | medications (7.0) | oral (4.6) | mg (3.9) |
Topic 35 | rn (24.1) | immunization (3.4) | injection (2.8) | baby (2.4) | arm (1.8) |
Topic 36 | er (23.9) | felt (5.3) | head (3.5) | ct (3.4) | sob (2.4) |
Topic 37 | covid (22.7) | health (13.6) | physical (13.3) | emergency (10.5) | pandemic (4.1) |
Topic 38 | back (48.7) | spine (2.1) | lumbar (1.7) | flexion (1.7) | physio (1.5) |
Topic 39 | mom (36.2) | dad (2.9) | parents (2.0) | baby (1.8) | feeding (1.4) |
Topic 40 | chest (27.5) | sob (4.2) | cvs (3.0) | edema (1.9) | palpitations (1.8) |
Topic 41 | knee (28.7) | swelling (4.7) | oa (3.2) | joint (2.6) | medial (2.5) |
Topic 42 | blood (30.9) | pressure (13.6) | medication (3.0) | pulse (2.6) | pounds (2.2) |
Topic 43 | family (8.2) | social (5.8) | counselling (4.2) | husband (4.0) | daughter (3.8) |
Topic 44 | feeling (39.6) | felt (4.6) | tired (2.8) | anxious (2.6) | treatment (1.6) |
Topic 45 | feels (50.4) | felt (2.5) | tired (1.3) | stress (1.3) | anxious (1.2) |
Topic 46 | hip (23.4) | xray (4.8) | oa (3.4) | physio (2.6) | flexion (2.0) |
Topic 47 | nasal (19.1) | sinus (6.0) | congestion (5.8) | nose (3.8) | nasonex (3.4) |
Topic 48 | skin (13.1) | rash (8.5) | cream (4.3) | derm (3.3) | lesions (2.9) |
Topic 49 | referral (32.4) | derm (3.2) | ent (1.8) | gi (1.6) | mri (1.5) |
Topic 50 | abdo (13.5) | diarrhea (3.6) | stool (3.3) | bm (2.9) | masses (2.6) |