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--- tags: 鳳頭蒼鷹 --- 鳳頭蒼鷹直播影像處理 ================ ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_1465bdaba472a4d091cfc63bd2b37c0e) 台灣猛禽研究會自 2017 年開始每年都會在大安森林公園直播鳳頭蒼鷹育雛,30 天不間斷的錄影,可以看到小鷹從純白色小雞,慢慢變黑變大隻,最後長大離巢的完整影像記錄。 2019 年的小鷹出生在 2019/4/14 ,直播應該可以進行到五月底, [2019大安森林公園鳳頭蒼鷹直播](https://www.youtube.com/watch?v=H2Il7lRBKD0) 這邊想要討論記錄猛禽研究會可能有的需求,技術上可能可以有的幫助,或者之後可以做出一些產出,促進台灣的野生動物保育。(小鷹真的超可愛),也看看能不能幫助生態研究人員能更省力的產生出研究結果。 現有資料 ======= * 台灣猛禽研究會有 2018 年和 2019 年的 Youtube 直播的完整影像片段,大約 30 天 1080p 影像,大小在 1T 以上。 * 2019 年起,Ronny Wang 有側錄每日影像,並做縮時攝影(10秒截一張圖,以 24fps 播放,一天 24hr 片段可以在 2分鐘內播完。 * [20190504](https://www.youtube.com/watch?v=P_rxEgUpsj4) * [20190505](https://www.youtube.com/watch?v=7ERLZq96vtU) * [20190506](https://www.youtube.com/watch?v=h15rKAlXjsk) * [20190507](https://www.youtube.com/watch?v=0u4IzFLeItU) * [技術文件](https://g0v.hackmd.io/X0uVU6taT4SXRTWMbtjblw) * 有 Google Form 記錄,觀眾回報何時親鳥有餵食,餵的食物是鳥類還是鼠類還是蛇類。 * 猛禽研究會的研究人員也有人工標記的餵食記錄。 可能應用 ======= 5分鐘回顧完的 30 天小鷹成長過程 ---- 20190504 (小鷹20天大) ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_2e544a3ca4abb5e4528c95987df208a2) 20190505 (小鷹21天大) ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_5b25254953ec81a6a2c8964a529118bd) 20190506 (小鷹22天大) ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_0d6f6c5c9ab2d3035dba0e6b705ef4c1) 20190507 (小鷹23天大) ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_6ef74e24927add2fc0a1e11217312484) 20190508 (小鷹24天大) ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_a7393fe74e41e6d9616900df888d6b1f) 可以看到一天比一天黑毛更多一些。 (也可以透過身上的黑毛毛色,大約推算小鷹年紀,這個可能也是個影像辨識的題目) 影像判斷 ------- ### 自動判斷是否正在餵食 ### 計算鷹媽一天陪了小鷹們多久 ### 兩隻小鷹之間有沒有什麼互動 ![](https://g0vhackmd.blob.core.windows.net/g0v-hackmd-images/upload_f4818018d5f43932c69dca2afa22c438) 其他可能 ------ * 小鷹日齡判斷 * 從過去兩三年的影像去推算小鷹身上黑毛面積比例,從未來照片大約反推小鷹年紀 * 製作 30 秒看完小鷹 30 天成長影片 * 有點像 https://www.facebook.com/watch/?v=2022611038045988 * 可能作法是

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