{"observation":{"id":"e124c476-ed64-4388-883d-129c53045500","tool":"gemini","tool_name":"Gemini","criterion":"identity-preservation","criterion_name":"Identity preservation","criterion_definition":"How closely the generated face matches the reference image across scenes.","criterion_evidence_type":"transformation","criterion_rank_role":"decisive","criterion_rank_role_reason":"This is the core of the task: the tool must keep the same character looking like the reference image across scenes. (3 of 3 judges)","scenario":"full-frontal-portrait","scenario_name":"Full frontal portrait","group_tag":null,"scenario_description":"Full frontal portrait reference image with fair skin, curly dark hair, bindi, gold jhumka earrings, and a green stone necklace. All features are clearly visible in good natural lighting, making it the easiest identity anchor for the tools.","modality":"image","input_text":null,"input_artifact_refs":[],"stresses":["Baseline identity preservation","Accessory retention","Best-case frontal face matching","Consistent character reuse across varied scenes"],"verdict":"failed","score":null,"score_total":null,"note":"Against the full-frontal reference, the warm cafe output can drift into a different character: it was judged very weak and the report says multiple facial features changed.","evidence_state":"verified","source":null,"artifacts":[{"url":"https://d3epheqghktydj.cloudfront.net/gemini-input-1-abf743cbaaf0.png","role":"input","alt":null},{"url":"https://d3epheqghktydj.cloudfront.net/gemini-gemini-input1-warm-cafe-f29f90f4a410.png","role":"output","alt":null}],"run_id":"1dfb8fa4-f7f0-47dc-911b-7db3af467e9a","study_title":"Generate Consistent AI Characters Across Different Scenes and Poses","study_kind":"generation","research_task":"86b96df11","tested_at":null,"completeness":"input-and-output","input":{"state":"not-captured","text":null,"files":[],"modality":"image","stresses":["Baseline identity preservation","Accessory retention","Best-case frontal face matching","Consistent character reuse across varied scenes"]},"tool_page_slug":"gemini","tool_url":"https://aidemos.com/tools/gemini","permalink":"https://aidemos.com/evidence/e124c476-ed64-4388-883d-129c53045500","api_url":"https://ai.aidemos.com/v1/observations/e124c476-ed64-4388-883d-129c53045500"},"peers":[{"id":"b461a3a8-6c06-4646-aed7-678dd35f3fa1","tool":"chatgpt","tool_name":"ChatGPT","verdict":"worked","score":null,"score_total":null,"note":"Keeps facial structure close to the reference in a frontal composition and is described as the best output from this input, with identity held strongly overall.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/chatgpt-chatgpt-input1-interrogation-ac70251ebac4.png","evidence_url":"https://aidemos.com/evidence/b461a3a8-6c06-4646-aed7-678dd35f3fa1"},{"id":"a9483897-1a64-47e5-ac48-2e943f7a2286","tool":"imagineart","tool_name":"ImagineArt","verdict":"struggled","score":null,"score_total":null,"note":"The desert-horse output shows clear identity drift, with the eye shape, nose structure, jawline, and face proportions all differing from the reference.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/imagineart-input-1-561e7b836cdd.png","evidence_url":"https://aidemos.com/evidence/a9483897-1a64-47e5-ac48-2e943f7a2286"},{"id":"4e0e50d8-26b7-4be3-b152-52549b890e61","tool":"leonardo-ai","tool_name":"Leonardo AI","verdict":"mixed","score":null,"score_total":null,"note":"It can keep a frontal character recognisable in a new scene, but the face is refined enough that the match is only moderate.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/leonardo-ai-input-1-5e817fd0f4a6.png","evidence_url":"https://aidemos.com/evidence/4e0e50d8-26b7-4be3-b152-52549b890e61"},{"id":"ed66c473-a880-4d06-8d75-0990ec076849","tool":"scenario","tool_name":"Scenario","verdict":"worked","score":null,"score_total":null,"note":"The tool can keep a subject recognisably the same person in an action scene, with face shape, eyes, and overall look staying close to the reference.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/scenario-scenario-input1-horseride-d01d0d9cfea4.png","evidence_url":"https://aidemos.com/evidence/ed66c473-a880-4d06-8d75-0990ec076849"}],"other_criteria":[{"id":"d08a8783-fc20-4cf5-8b89-47e25f9f73b7","criterion":"expression-accuracy","criterion_name":"Expression accuracy","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"The tool can capture a prompted angry and guarded mood, with direct eye contact and an intense expression in the interrogation shot.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/d08a8783-fc20-4cf5-8b89-47e25f9f73b7"},{"id":"f9bd9056-0c1f-477c-8cb4-f0a2e6428dbc","criterion":"scene-compliance","criterion_name":"Scene compliance","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"The horse-riding prompt is followed strongly, including the dusty desert setting, sunset lighting, horse motion, riding costume, gloves, boots, scarf, and believable action pose.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/f9bd9056-0c1f-477c-8cb4-f0a2e6428dbc"},{"id":"d332e2b5-664e-482e-88e9-cfe3eeadd988","criterion":"scene-compliance","criterion_name":"Scene compliance","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"The interrogation-room prompt is rendered cleanly, with a plain room, metal table, overhead lighting, formal clothing, and uncluttered environment all matching the scene.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/d332e2b5-664e-482e-88e9-cfe3eeadd988"},{"id":"4478b970-4ebb-48c8-9921-315ce84fd9fe","criterion":"scene-compliance","criterion_name":"Scene compliance","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"The warm cafe prompt is followed strongly, with the cozy cafe setting, warm lighting, background blur, sweater, braided hairstyle, and natural pose all rendered correctly.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/4478b970-4ebb-48c8-9921-315ce84fd9fe"}],"appears_in":[{"page_type":"ranking","slug":"consistent-ai-characters","title":"Best AI Tools for Consistent AI Characters Across Scenes and Poses","url":"https://aidemos.com/best/consistent-ai-characters","binding":"run"}],"same_scenario":[{"id":"b461a3a8-6c06-4646-aed7-678dd35f3fa1","tool":"chatgpt","tool_name":"ChatGPT","verdict":"worked","score":null,"score_total":null,"note":"Keeps facial structure close to the reference in a frontal composition and is described as the best output from this input, with identity held strongly overall."},{"id":"a9483897-1a64-47e5-ac48-2e943f7a2286","tool":"imagineart","tool_name":"ImagineArt","verdict":"struggled","score":null,"score_total":null,"note":"The desert-horse output shows clear identity drift, with the eye shape, nose structure, jawline, and face proportions all differing from the reference."},{"id":"4e0e50d8-26b7-4be3-b152-52549b890e61","tool":"leonardo-ai","tool_name":"Leonardo AI","verdict":"mixed","score":null,"score_total":null,"note":"It can keep a frontal character recognisable in a new scene, but the face is refined enough that the match is only moderate."},{"id":"ed66c473-a880-4d06-8d75-0990ec076849","tool":"scenario","tool_name":"Scenario","verdict":"worked","score":null,"score_total":null,"note":"The tool can keep a subject recognisably the same person in an action scene, with face shape, eyes, and overall look staying close to the reference."}]}